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Today's Science Pulse

UK-led study reveals hidden massive star clusters deep within nearby galaxies

Astronomers using the VLA and ALMA uncovered previously unseen giant star clusters embedded deep inside nearby galaxies. The findings show that young stellar activity drives the evolution of these galaxies, reshaping their interstellar environments. Multiple observations confirm the clusters act as hidden “ring factories” of star formation.

The BioPharm Brief: AI, Immunology, and Regulatory Momentum
NewsApr 21, 2026

The BioPharm Brief: AI, Immunology, and Regulatory Momentum

AstraZeneca announced consistent Phase III data showing its IL‑33 biologic cuts COPD exacerbations, reinforcing the cytokine as a therapeutic target. Boehringer Ingelheim disclosed a broadened AI program that will be embedded across early discovery and development stages to speed target identification. The...

By BioPharm International
Fossil Gas and Oil Power 2025 Emissions Surge
SocialApr 21, 2026

Fossil Gas and Oil Power 2025 Emissions Surge

Fossil gas and oil were the two key drivers of global energy-related emissions growth in 2025, according to the IEA's latest report. Another reminder that we urgently need to get rid of these fuels because their use kills our life...

By Ketan Joshi
Antibiotics Leave Lasting Mark on Baby Immune Systems
NewsApr 21, 2026

Antibiotics Leave Lasting Mark on Baby Immune Systems

Researchers at University of Rochester Medicine discovered that antibiotics given to newborns disrupt the gut microbiome, which in turn reprograms lung immune cells from an aggressive, infection‑fighting mode to a repair‑focused stance. This shift persists into young adulthood in mouse...

By Futurity
Skip the Car? Active Commuting and Coronary Atherosclerosis
NewsApr 21, 2026

Skip the Car? Active Commuting and Coronary Atherosclerosis

A new analysis of the Swedish CArdioPulmonary bioImage Study (SCAPIS) examined 23,000 adults aged 50‑64 and found that people who walk or cycle to work have less coronary artery stenosis and lower calcium scores than car commuters. The association persisted...

By British Journal of Sports Medicine  BJSM blog
1 Parkinson’s Drug Can Hinder the Gold-Standard Treatment
NewsApr 21, 2026

1 Parkinson’s Drug Can Hinder the Gold-Standard Treatment

Researchers at Yale School of Medicine discovered that catechol‑O‑methyltransferase inhibitors (COMT‑Is), commonly added to levodopa therapy for Parkinson's disease, can unintentionally reshape the gut microbiome. The altered microbiome favors growth of Enterococcus faecalis, a bacterium that metabolizes levodopa before it...

By Futurity
RFK Jr. Says China Is 'Eating Our Lunch' In Biotech Advances
NewsApr 21, 2026

RFK Jr. Says China Is 'Eating Our Lunch' In Biotech Advances

HHS Secretary Robert F. Kennedy Jr. warned Congress that China is outpacing the United States in biotech, citing faster new‑drug approvals and a surge in clinical‑trial starts. He highlighted that China approved more than 70 novel therapies in 2025, compared with roughly 45...

By Endpoints News
Rainforests Can Bounce Back Much Faster Than Thought, Researchers Say
NewsApr 21, 2026

Rainforests Can Bounce Back Much Faster Than Thought, Researchers Say

Researchers published in *Nature* report that tropical rainforest fauna can rebound in just a few decades, far faster than the century‑long timelines previously assumed. The study, led by postdoctoral scholar Timo Metz at UCLA, examined two Ecuadorian reserves and found...

By The New York Times – Climate
Is Human Life Expectancy Increasing Because Aging Is Progressing More Slowly?
BlogApr 21, 2026

Is Human Life Expectancy Increasing Because Aging Is Progressing More Slowly?

A new open‑access study examines whether rising life expectancy reflects a slower biological aging process or merely a postponement of its onset. Using cohort mortality data from 12 high‑income countries, the authors decompose the Gompertz slope—a proxy for the rate...

By Fight Aging!
Merck's Welireg Combo Fails in First-Line Kidney Cancer
NewsApr 21, 2026

Merck's Welireg Combo Fails in First-Line Kidney Cancer

Merck reported that adding Welireg (lenvatinib) to Keytruda (pembrolizumab) did not improve outcomes for treatment‑naïve patients with advanced renal cell carcinoma. In the phase‑3 CLEAR trial, the combination failed to meet its primary progression‑free survival endpoint, showing a median of...

By Endpoints News
Childhood Adversity Predicts Combined Physical and Mental Illness in Later Life
NewsApr 21, 2026

Childhood Adversity Predicts Combined Physical and Mental Illness in Later Life

Researchers analyzing data from over 4,000 Chinese adults aged 45 and older found that cumulative childhood adversity markedly increases the likelihood of developing both depression and chronic physical disease later in life. Participants reporting four or more adverse childhood experiences...

By PsyPost
A Bold Research Initiative to Stabilize the Arctic
BlogApr 21, 2026

A Bold Research Initiative to Stabilize the Arctic

The Arctic Stabilization Initiative (ASI) has raised $6.5 million to launch a stage‑gated research program evaluating Arctic‑targeted climate interventions. Its first focus, Mixed‑Phase Cloud Thinning, aims to reduce heat‑trapping Arctic clouds and could cool the region by about 1 °C. ASI will...

By Keep Cool
The Story of NASA’s Troubled Spacesuits…
NewsApr 21, 2026

The Story of NASA’s Troubled Spacesuits…

NASA’s April 2026 OIG audit confirms the International Space Station still depends on the 1970s‑era Extravehicular Mobility Unit, with 203 spacewalks logged through March 2026. After years of in‑house development, NASA moved to the Exploration Extravehicular Activity Services (xEVAS) model,...

By New Space Economy
Bacterial Flagellar Motor Revealed as Proton-Powered Electric Engine
SocialApr 21, 2026

Bacterial Flagellar Motor Revealed as Proton-Powered Electric Engine

After 50 years, the flagellar motor used by bacteria is finally understood. It's a true electric motor that funnels and unbinds protons to produce torque. beautifully explained by Pulizter winner Natalie Wolchover: https://www.quantamagazine.org/what-physical-life-force-turns-biologys-wheels-20260420/

By Philip Fung
Scientists Reconstruct One of Oldest Known Neanderthal Communities
NewsApr 21, 2026

Scientists Reconstruct One of Oldest Known Neanderthal Communities

Scientists extracted mitochondrial DNA from eight fossils in Poland's Stajnia Cave, confirming a community of at least seven Neanderthals who lived roughly 100,000 years ago. Three of the specimens share identical mtDNA, suggesting close maternal relationships. The genetic profile matches...

By Sci‑News
Three Key Nutrients for Brain Longevity, Plus Polyphenols
SocialApr 21, 2026

Three Key Nutrients for Brain Longevity, Plus Polyphenols

As a bioscientist studying aging, my top 3 nutrients for brain longevity are: → Omega-3s (fatty fish 2–3x/week) → Vitamin B12 (beef, dairy) → Choline (2 eggs daily) Plus plenty of polyphenol-rich foods: berries, extra virgin olive oil, cocoa, nuts, and coffee.

By Ollie Whitby | Health Scientist
Dr. Ryan Cole on Defending His Medical License and Improving Health
PodcastApr 21, 20260 min

Dr. Ryan Cole on Defending His Medical License and Improving Health

In this episode, Dr. Ryan Cole discusses his recent battle defending his medical license, his new role leading medical and scientific affairs at the Independent Medical Alliance, and his advocacy for free‑speech rights in medicine following a landmark Supreme Court...

By BrokenTruth.TV
The Edge of the Milky Way's Star-Forming Disk Revealed
NewsApr 21, 2026

The Edge of the Milky Way's Star-Forming Disk Revealed

An international team of astronomers has pinpointed the Milky Way’s star‑forming disk edge at roughly 40,000 light‑years from the Galactic Center. By analysing ages of over 100,000 giant stars from Gaia, LAMOST and APOGEE and matching the data to advanced...

By Phys.org - Space News
The Quantum Arrow of Time Can Be Reversed, Physicists Show
NewsApr 21, 2026

The Quantum Arrow of Time Can Be Reversed, Physicists Show

Physicists at Los Alamos have theoretically demonstrated how to reverse the quantum arrow of time by applying specially designed Hamiltonian controls that undo measurement‑induced changes. Using computer simulations, they showed that knowing a system’s initial state and measurement outcome allows...

By Scientific American – Mind
NASA Confirms Bus-Sized Asteroid 2026 HJ1 Will Fly Past Earth at 400,000 Miles
NewsApr 21, 2026

NASA Confirms Bus-Sized Asteroid 2026 HJ1 Will Fly Past Earth at 400,000 Miles

NASA confirmed that near‑Earth asteroid 2026 HJ1, about 23 feet wide—roughly the size of a small bus—will glide past Earth on April 21, 2026, at a distance of roughly 400,000 miles. The flyby underscores the routine yet vital work of tracking space rocks that...

By Pulse
Gut Transit Speed and Targeted Exercise Emerge as New Biohacking Levers
NewsApr 21, 2026

Gut Transit Speed and Targeted Exercise Emerge as New Biohacking Levers

A study in the journal Gut shows that how quickly food moves through the colon predicts microbiome composition, while a NZ Herald feature details exercises that strengthen the gut barrier. Together they give biohackers concrete, science‑backed ways to optimise digestion...

By Pulse
Vale's New Mine Could Seal Fate of Brazil's Rare Red Flower
NewsApr 21, 2026

Vale's New Mine Could Seal Fate of Brazil's Rare Red Flower

Vale, the world’s largest iron‑ore producer, received a license in September 2025 to mine the fifth canga patch in Brazil’s Carajás region, putting the endemic red Ipomoea cavalcantei at risk of extinction. Scientists warn that three of the five remaining...

By Pulse
Put a Nanodiamond Under Intense Pressure and It Becomes Flexible
NewsApr 21, 2026

Put a Nanodiamond Under Intense Pressure and It Becomes Flexible

Researchers at Zhengzhou University discovered that nanodiamonds shrink‑to‑size become markedly more elastic. By compressing individual diamonds 4‑13 nm across inside a transmission electron microscope, they measured a 30 % reduction in stiffness for the smallest particles. The softness stems from a weakened...

By Phys.org – Nanotechnology
Emergence Is Not Engineering
NewsApr 21, 2026

Emergence Is Not Engineering

Stuart Kauffman describes a "Third Transition in Science" that moves beyond Newtonian and quantum frameworks, arguing that the evolving biosphere operates in a domain without entailing laws. He explains that living cells are Kantian wholes whose molecules achieve catalytic and...

By Noema Magazine
Fossil Fuel Crisis Offers Chance to Speed up Energy Transition, Ministers Say
NewsApr 21, 2026

Fossil Fuel Crisis Offers Chance to Speed up Energy Transition, Ministers Say

The Iran‑triggered fossil fuel crisis has highlighted the volatility of oil and gas, prompting energy and climate ministers at the Petersberg Climate Dialogue to call for an accelerated shift to clean power. Over 30 nations, backed by the UN, are...

By Climate Home News
Genflow and Acuitas Forge Fully Funded LNP Collaboration to Accelerate SIRT6 Gene Therapies
NewsApr 21, 2026

Genflow and Acuitas Forge Fully Funded LNP Collaboration to Accelerate SIRT6 Gene Therapies

Genflow Biosciences announced a strategic, fully funded collaboration with Acuitas Therapeutics to apply Acuitas' lipid‑nanoparticle (LNP) delivery platform to Genflow's SIRT6 mRNA payload. The non‑dilutive agreement lets Genflow generate preclinical data without cash outlay, signaling strong external validation of its...

By Pulse
Analysis Confirms Quantum Computers Won’t Undermine 128‑Bit Symmetric Encryption
NewsApr 21, 2026

Analysis Confirms Quantum Computers Won’t Undermine 128‑Bit Symmetric Encryption

A new analysis on the cryptography blog words.filippo.io refutes the widespread belief that quantum computers halve the security of symmetric keys, confirming that AES‑128 and SHA‑256 retain their strength. The piece explains why Grover’s algorithm does not provide a practical...

By Pulse
From Dorm to $275M: Early Ovarian Cancer Detection Breakthrough
SocialApr 21, 2026

From Dorm to $275M: Early Ovarian Cancer Detection Breakthrough

This is my friend Surbhi Sarna. She came to Draper University in 2012. She had painful ovarian cysts as a teenager, but doctors didn’t have tools that could detect cancer without harming the ovaries. She studied molecular biology at UC Berkeley. Then came...

By Tim Draper
Two New Methods Advance RNA 3D Structure Prediction
SocialApr 21, 2026

Two New Methods Advance RNA 3D Structure Prediction

Predicting RNA 3D structure is a grand challenge of biology. 2 new approaches published today to get at it https://t.co/KQ2oCGlUrN @MolecularCell https://t.co/ofupia6du2 @NatMachIntell https://t.co/EwL0iymmt2

By Eric Topol
Xenon’s Azetukalner Clears Phase III Hurdle in Focal Epilepsy, Eyes FDA Filing
NewsApr 21, 2026

Xenon’s Azetukalner Clears Phase III Hurdle in Focal Epilepsy, Eyes FDA Filing

Xenon Pharmaceuticals reported on 19 April at the American Academy of Neurology that its KV7 potassium‑channel opener azetukalner met primary endpoints in the Phase III X‑TOLE2 trial for focal onset seizures. The study enrolled 380 adults, with 374 completing safety and...

By Pulse
Use AI to Decode Human Consciousness, Not Debate Its Own
SocialApr 21, 2026

Use AI to Decode Human Consciousness, Not Debate Its Own

Instead of arguing about whether AI is conscious, we should be using AI to find the biological mechanism of human consciousness.

By Noah Smith
Diet Can Reverse Phosphatidylcholine‑driven Mitochondrial Aging
SocialApr 21, 2026

Diet Can Reverse Phosphatidylcholine‑driven Mitochondrial Aging

Aging-associated decline of phosphatidylcholine synthesis is a malleable trigger of natural mitochondrial aging "a previously unrecognized natural driver of mitochondrial decline in aging that is malleable by dietary interventions." https://t.co/jICV37bT1N https://t.co/DxBCO7WXJa

By David Barzilai, MD PhD
The Monstrous Number Sequences that Break the Rules of Mathematics
NewsApr 21, 2026

The Monstrous Number Sequences that Break the Rules of Mathematics

Researchers have identified number sequences that grow far faster than traditional exponential functions, eclipsing the legendary chess‑board rice example in just a few steps. By alternating multiplication and addition in specific patterns, these hyper‑accelerating processes generate values that breach long‑standing...

By New Scientist – Robots
Ivonescimab Plus Chemo Rivals Tislelizumab in First‑line sqNSCLC
SocialApr 21, 2026

Ivonescimab Plus Chemo Rivals Tislelizumab in First‑line sqNSCLC

#ASCO26 LBA4 - Zhiwei - Ivonescimab + chemo vs tislelizumab + chemo 1L sq NSCLC - Ph3 HARMONi-6 [May 31, 2026] Zhiwei et al. https://t.co/oWEeVo2oyq #NCT05840016 #lcsm #ImmunoOnc https://t.co/NP2qr2gPuY

By Mike Thompson, MD PhD
Senolytics Fail to Reset Senescence DNA Methylation Marks
SocialApr 21, 2026

Senolytics Fail to Reset Senescence DNA Methylation Marks

DNA Methylation Signatures of Cellular Senescence Are Not Reversed by Senolytic Treatment https://t.co/uemETuWkqI H/T @NataliaMitin

By Michael Lustgarten, PhD
Architecting Life: Authoring the Future of Species with Dr. Adrian Woolfson
BlogApr 21, 2026

Architecting Life: Authoring the Future of Species with Dr. Adrian Woolfson

Dr. Adrian Woolfson argues that DNA must be treated as a programmable engineering material, enabling the design of living systems from houses to organs. By decoding DNA's generative grammar, humanity could author genomes and potentially rewrite its own code, ushering...

By Legal Tech Monitor
90‑95% of Cancers Stem From Lifestyle, Not Genes
SocialApr 21, 2026

90‑95% of Cancers Stem From Lifestyle, Not Genes

From all the way back in 2008. "Only 5–10% of all cancer cases can be attributed to genetic defects, whereas the remaining 90–95% have their roots in the environment and lifestyle" https://t.co/Fjd6izZyuT https://t.co/j8mh4DEqeU

By Ed Latimore
Phase 3 Trial Shows Abemaciclib Benefits Advanced Liposarcoma
SocialApr 21, 2026

Phase 3 Trial Shows Abemaciclib Benefits Advanced Liposarcoma

#ASCO26 LBA2 - Dickson -SARC041: Ph3 DBRCT abemaciclib vs placebo in Pts w/ adv dedifferentiated liposarcoma [May 31, 2026] https://t.co/oWEeVo2oyq #NCT04967521 #scmsm https://t.co/uD6A9JmBCn

By Mike Thompson, MD PhD
Rapamycin Might Blunt Exercise Response in Humans
NewsApr 21, 2026

Rapamycin Might Blunt Exercise Response in Humans

A double‑blind, placebo‑controlled trial gave 40 sedentary adults aged 65‑85 a weekly 6 mg dose of rapamycin alongside a 13‑week home‑based exercise program. Participants receiving rapamycin showed smaller gains in chair‑stand performance and trended worse on six‑minute walk and grip strength,...

By Lifespan.io
New Model Enables Multi‑Institutional Sarcoma Video Collaboration
SocialApr 21, 2026

New Model Enables Multi‑Institutional Sarcoma Video Collaboration

A model for multi-institutional, multidisciplinary sarcoma videoconferencing [2013] Attia, Maki, @JTrentMDPhD , Okuno, Indelicato, @nickwebbermd , Curtis, Kozak #ASCO13 Abstr 10521 https://t.co/opAHZRDTTr #scmsm

By Mike Thompson, MD PhD
Genomic Profiling Boosts Survival for Advanced Sarcoma Patients
SocialApr 21, 2026

Genomic Profiling Boosts Survival for Advanced Sarcoma Patients

Using Tumor Genomic Profiling to Guide Treatment Selection Extends Survival in Advanced Sarcoma [May 10, 2019] @ASCO Daily News #scmsm #PrecisionMedicine https://t.co/8625ixTvQu

By Mike Thompson, MD PhD
New Glenn Mission Falls Short, Raising Questions for NASA’s Artemis Plans
NewsApr 21, 2026

New Glenn Mission Falls Short, Raising Questions for NASA’s Artemis Plans

Blue Origin’s New Glenn rocket lifted off flawlessly on Sunday and its first‑stage booster touched down on a recovery barge in the Atlantic. However, the mission failed to place its commercial communications satellite into the intended orbit, marking a significant performance...

By AIAA – Industry News (Aerospace)
Perioperative
SocialApr 21, 2026

Perioperative

#ASCO26 LBA1 - Taplin - Perioperative APA + ADT - prostate CA [May 31, 2026] https://t.co/oWEeVo2oyq #NCT03767244 #pcsm https://t.co/8o91ntAwL9

By Mike Thompson, MD PhD
Microplastics Detected in Every Human Brain Sample
SocialApr 21, 2026

Microplastics Detected in Every Human Brain Sample

New research found microplastics in every brain sample tested. Here’s what the study says and what it means for daily exposure. https://t.co/ga3UHHTvGo

By Dave Asprey
WGS Uncovers Clinically Relevant Findings Missed in MDS
SocialApr 21, 2026

WGS Uncovers Clinically Relevant Findings Missed in MDS

Whole genome sequencing [WGS] to identify novel, clinically relevant findings missed by standard of care for Pts w/ myelodysplastic syndrome [MDS] - @AlexBataller etal @garciamanero @UTMDAnderson @TempusAI #ASCO26 abst 6570 Pst 363 https://t.co/t7aNW89eRL #MDSsm #leusm #cagenome

By Mike Thompson, MD PhD
AQUARIUS Registry Uncovers Biomarkers in Blood Cancers
SocialApr 21, 2026

AQUARIUS Registry Uncovers Biomarkers in Blood Cancers

AQUARIUS: A longitudinal multi-center molecular biomarker discovery registry for Pts w/ hematologic malignancies - @mtmdphd et al. @TempusAI & IFLI - Instit Follicular Lymphoma Innovation #ASCO26 abstr TPS7105, Poster 599a https://t.co/70G0v1P968 #NCT07154823 #lymsm #cagenome

By Mike Thompson, MD PhD
High Sodium Accelerates Memory Decline in Older Men
SocialApr 21, 2026

High Sodium Accelerates Memory Decline in Older Men

Higher sodium intake is associated with episodic memory decline in cognitively unimpaired older males: A 6-year longitudinal study https://t.co/8snYRP7sRR https://t.co/kDhs9b2Y8s

By David Barzilai, MD PhD
Record $2.3 Trillion Climate Tech Funding Amid Stalled Ambition
SocialApr 21, 2026

Record $2.3 Trillion Climate Tech Funding Amid Stalled Ambition

International climate ambition has faltered since the start of President Donald Trump’s second term. Yet funding for the global energy transition climbed to a record $2.3 trillion in 2025. Read more about the companies that are leading the way in...

By Vox – Climate
ASCO26 Unveils Pancreatic
SocialApr 21, 2026

ASCO26 Unveils Pancreatic

#ASCO26 abstract titles were released today: $RVMD RASolute Ph3 study in pancreatic cancer will be presented during the plenary session. Also, Akeso $SMMT ivonescimab HARMONi-6 trial in lung cancer. China-only data.

By Adam Feuerstein
Dark Matter Passes New Cosmic Test, MOND Fails
SocialApr 21, 2026

Dark Matter Passes New Cosmic Test, MOND Fails

Dark matter passes a new cosmic test, while MOND fails A new cosmic test has finally, with CMB and large-scale structure data, become realistic: using the kinetic Sunyaev-Zel'dovich effect to test dark matter vs. MOND. Guess who wins? https://t.co/jja8ObZ5OQ

By Ethan Siegel