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ScienceAlert (RSS Feed)

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The Best in Science News and Amazing Breakthroughs https://www.sciencealert.com/feed

ScienceAlert (RSS Feed) 2 hours ago

NASA Restarts Countdown After Fixing Hydrogen Leaks on Its Moon Rocket <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/Full-Moon-over-NASAs-SLS-and-Orion.jpg" alt="A full moon looking huge, directly behind NASA's SLS and Origin"/>Artemis II astronauts are watching from afar.

NASA Restarts Countdown After Fixing Hydrogen Leaks on Its Moon Rocket

CAPE CANAVERAL, Fla.

ScienceAlert (RSS Feed) 3 hours ago

Beating 'Heart-on-a-Chip' Could Help Fight The World's Leading Cause of Death <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/HeartDish.jpg" alt="Beating 'Heart-on-a-Chip' Could Help Fight The World's Leading Cause of Death"/>Hearts-on-a-chip can revolutionize heart health.

Beating 'Heart-on-a-Chip' Could Help Fight The World's Leading Cause of Death

Scientists have created a three-dimensional "heart-on-a-chip" (HOC) that could provide a breakthrough in the fight against the world's leading...

ScienceAlert (RSS Feed) 4 hours ago

Do Positive Affirmations Really Work? A Psychologist Explains The Science <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/Affirmations.jpg"/>There are some risks.

Do Positive Affirmations Really Work? A Psychologist Explains The Science

Scroll through social media and you'll quickly encounter phrases like "I am worthy" or "I choose happiness".

ScienceAlert (RSS Feed) 5 hours ago

New Light Therapy Can Suppress a Key Marker of Hair Loss by 92% <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/RedLightTherapy.jpg"/>A new solution emerges.

New Light Therapy Can Suppress a Key Marker of Hair Loss by 92%

Scientists in Korea are developing a comfortable light therapy hat that they hope will help with hair loss and growth.

ScienceAlert (RSS Feed) 7 hours ago

Common Diabetes Drug Linked With 'Exceptional Longevity' in Women <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Shot-of-an-unrecognizable-person-taking-tablets-at-home.jpg" alt="hand holding a pill, with another pill pouring from an orange prescription jar"/>Hidden anti-aging powers?

Common Diabetes Drug Linked With 'Exceptional Longevity' in Women

Not only can the drug metformin help to effectively manage type 2 diabetes, but it may also give older women a better chance of living to the grand...

ScienceAlert (RSS Feed) 10 hours ago

The Link Between Air Pollution And Alzheimer's Is Now Clearer Than Ever <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/PollutionArea.jpg" alt="Aerial view of German industrial area"/>The air we breathe is harming us.

The Link Between Air Pollution And Alzheimer's Is Now Clearer Than Ever

Tiny air pollution particles may be doing more than harming our lungs.

ScienceAlert (RSS Feed) 18 hours ago

First-of-Its-Kind Map of Alzheimer's Reveals Hidden Gene Activity <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/DNAHelix.jpg" alt="DNA visualisation"/>It suggests where to target treatments, and why.

First-of-Its-Kind Map of Alzheimer's Reveals Hidden Gene Activity

A new Alzheimer's study has produced a first-of-its-kind genetic map, which could provide vital insights into the cause-and-effect sequences o...

ScienceAlert (RSS Feed) yesterday

Bacteria Frozen For 5,000 Years Could Fight Superbugs, But There's a Catch <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/IceCorridor.jpg" alt="Frozen ice cave"/>Yikes.

Bacteria Frozen For 5,000 Years Could Fight Superbugs, But There's a Catch

Bacteria extracted from 5,000-year-old ice in the Scărișoara Ice Cave in Romania could help us fight superbugs, new research shows – if it does...

ScienceAlert (RSS Feed) yesterday

Can You Really Feel The Cold 'In Your Bones'? An Anatomy Scientist Explains <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/01/winter_cold_header.jpg" alt="woman outside in winter blowing her nose"/>Time to rug up again.

Can You Really Feel The Cold 'In Your Bones'? An Anatomy Scientist Explains

Another cold snap is approaching.

ScienceAlert (RSS Feed) yesterday

Should Weight-Loss Drug Users Take Supplements? An Expert Explains <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/KnifeAndForkCuttingACapsule.jpg" alt="Knife and fork pretending to cut into a green capsule"/>The key message is simple.

Should Weight-Loss Drug Users Take Supplements? An Expert Explains

Weight-loss injections have rapidly moved from specialist clinics to social media feeds and high-street pharmacies.

ScienceAlert (RSS Feed) yesterday

This Diet Change Cuts Over 300 Calories a Day, Without Decreasing Meal Size <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/HealthyFoods.jpg" alt="Vegetables and fruit in a basket"/>Eat smarter.

This Diet Change Cuts Over 300 Calories a Day, Without Decreasing Meal Size

With dieting, we usually think of smaller portions and periods of fasting, but new research shows that there is a way to stick to standard meal siz...

ScienceAlert (RSS Feed) yesterday

Humans Used to Sleep Twice Each Night. Here's Why It Vanished. <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/10/sleeping-woman.jpg" alt="sleeping woman"/>Sleep wasn't always like this.

Humans Used to Sleep Twice Each Night. Here's Why It Vanished.

Continuous sleep is a modern habit, not an evolutionary constant, which helps explain why many of us still wake at 3 am and wonder if something&#03...

ScienceAlert (RSS Feed) yesterday

Depression May Warn of Parkinson's or Dementia, Years Before Diagnosis <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/SeniorManLookingOutWindowWithSadness.jpg" alt="Older Man Standing by the Window Looking Outside"/>A red flag for neurodegeneration.

Depression May Warn of Parkinson's or Dementia, Years Before Diagnosis

Researchers have found compelling evidence that depression points to the development of Parkinson's disease or Lewy body dementia later in lif...

ScienceAlert (RSS Feed) yesterday

'Dream Engineering' Can Boost Your Puzzle-Solving, Study Suggests <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/SleepingWoman.jpg" alt="Woman in a flowing particle dress"/>The power of dreams.

'Dream Engineering' Can Boost Your Puzzle-Solving, Study Suggests

We've seen dream engineering in blockbuster movies like Christopher Nolan's Inception, and a new study shows that the science-fiction-sty...

ScienceAlert (RSS Feed) 2 days ago

Sea Levels Are Rising Globally. Around Greenland, They're Projected to Fall. <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/ManFacingAnIcebergAtTheOcean.jpg" alt="A man stands facing away from viewer, looking at an ice block at the coastline"/>But why?

Sea Levels Are Rising Globally. Around Greenland, They're Projected to Fall.

Around the world, sea levels are rising.

ScienceAlert (RSS Feed) 2 days ago

Colorectal Cancer Is Rising in Young People. Here's How to Lower Your Risk. <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/JamesvanDerBeek.jpg" alt="James van Der Beek"/>There's a lot you can do.

Colorectal Cancer Is Rising in Young People. Here's How to Lower Your Risk.

An increasing number of people are dying of colorectal cancer at a young age, including those as young as 20.

ScienceAlert (RSS Feed) 2 days ago

Four New Astronauts Arrive at ISS, Restoring a Full Crew For Research <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/Crew-12-astronauts-ISS.jpg" alt="Four astronauts in white spacesuits walking out to board"/>"Let's get rolling.”

Four New Astronauts Arrive at ISS, Restoring a Full Crew For Research

CAPE CANAVERAL, Fla.

ScienceAlert (RSS Feed) 2 days ago

'Pink Noise' Could Be Harming Your Sleep Quality, Study Warns <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/12/WomanWithInsomniaInBlueLight.jpg" alt="Woman awake in bed, with a clock showing 3 am in the backgound"/>Earplugs work better.

'Pink Noise' Could Be Harming Your Sleep Quality, Study Warns

The soothing sounds of pink noise, designed to obscure outside clamor and lull listeners into sleep, may not be so innocuous, a new study suggests.

ScienceAlert (RSS Feed) 2 days ago

Elite Athletes Possess a Hidden Skill That Seems Superhuman. Here's Why. <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/Male-goalie-looks-at-camera-through-goal-net-with-a-focused-facial-expression.jpg" alt="Determined adult male football goalkeeper looks through goal net directly at camera with stern and focused facial expression"/>This could change how teams scout talent.

Elite Athletes Possess a Hidden Skill That Seems Superhuman. Here's Why.

Elite sport often looks like a test of speed, strength, and technical skill.

ScienceAlert (RSS Feed) 3 days ago

Black Hole May Be '100 Trillion Times' More Powerful Than The Death Star <img width="1200" height="675" src="https://www.sciencealert.com/images/2026/02/desath_star_black_hole_art.jpg" alt="black hole illustration"/>One of the most energetic events ever witnessed.

Black Hole May Be '100 Trillion Times' More Powerful Than The Death Star

Four years ago, astronomers spotted a distant supermassive black hole swallowing an entire star.

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