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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) 3 months ago

Giant Analysis Reveals The Deadliest Risks of Tropical Cyclones <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Hurricane-satellite-view.jpg" alt="Giant Analysis Reveals The Deadliest Risks of Tropical Cyclones"/>To reduce future impacts, we need to look beyond the obvious.

Giant Analysis Reveals The Deadliest Risks of Tropical Cyclones

Tropical cyclones – also known as hurricanes, typhoons or storms, depending on their location and intensity – are among the world's most d...

ScienceAlert (RSS Feed) 3 months ago

Common Sweetener Could Damage Critical Brain Barrier, Risking Stroke <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/A-buyer-takes-one-plastic-bottle-of-cola-in-a-supermarket-close-up.jpg" alt="Close-up of a male buyer's hand taking a plastic bottle of cola from a supermarket shelf"/>Sugar-free still has its risks.

Common Sweetener Could Damage Critical Brain Barrier, Risking Stroke

Found in everything from protein bars to energy drinks, erythritol has long been considered a safe alternative to sugar.

ScienceAlert (RSS Feed) 3 months ago

Arachnid Megacity Discovered in Cave May Be World's Largest Spider Web <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Huge-Spider-In-A-Huge-Web.jpg" alt="A massive spider up close, inside a web"/>More than 100,000 spiders live there.

Arachnid Megacity Discovered in Cave May Be World's Largest Spider Web

A cave straddling the border of Greece and Albania has just yielded an absolute treasure trove of spiders.

ScienceAlert (RSS Feed) 3 months ago

Alien Probes Could Already Lurk in Our Solar System, Study Says <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/An-early-NASA-concept-of-an-interstellar-space-probe.jpg" alt="Illustration of an alien probe in dark space"/>Here's where we should look first.

Alien Probes Could Already Lurk in Our Solar System, Study Says

In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, where he introduced the ...

ScienceAlert (RSS Feed) 3 months ago

21-Year Study Links Gum Disease And Cavities to Higher Stroke Risk <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/X-ray-showing-cavities.jpg" alt="Xray of teeth"/>Just keep brushing.

21-Year Study Links Gum Disease And Cavities to Higher Stroke Risk

Oral hygiene has been linked to multiple health conditions, including dementia and diabetes.

ScienceAlert (RSS Feed) 3 months ago

Hundreds of Genes Act Differently in Male vs Female Brains, Scientists Discover <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/DNA-Double-Helix-Blue-Orange-.jpg" alt="Abstract DNA image"/>Some may be linked to sex-biased brain diseases such as Alzheimer’s and Parkinson’s.

Hundreds of Genes Act Differently in Male vs Female Brains, Scientists Discover

Differences between men and women in intelligence and behavior have been proposed and disputed for decades.

ScienceAlert (RSS Feed) 3 months ago

Your Gut's Methane-Making Microbes Could Secretly Turn Fiber Into Extra Calories <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/10/GutBacteria.jpg" alt="Bacteria in the human intestine"/>This could explain why the same diet works differently for some of us.

Your Gut's Methane-Making Microbes Could Secretly Turn Fiber Into Extra Calories

We don't all respond to the same diets in the same way, and results from a new study help explain why: Gut microbes that naturally produce mor...

ScienceAlert (RSS Feed) 3 months ago

Space Junk Likely Struck China's Shenzhou-20, Delaying Crew's Return <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/A-Long-March-2F-carrier-rocket-carrying-the-Shenzhou-20-spacecraft.jpg" alt="A rocket blasting off into space"/>"Impact analysis and risk assessment are under way."

Space Junk Likely Struck China's Shenzhou-20, Delaying Crew's Return

A suspected strike by "tiny space debris" has delayed the return of the Chinese spaceship Shenzhou-20 and three astronauts, Beijing's space ag...

ScienceAlert (RSS Feed) 3 months ago

The World's Oldest Known Cave Art Wasn't Made by Our Species <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/A-hand-stencil-in-Maltravieso-cave-Spain-is-the-oldest-dated-cave-painting.jpg" alt="The World's Oldest Known Cave Art Wasn't Made by Our Species"/>Here's the evidence.

The World's Oldest Known Cave Art Wasn't Made by Our Species

The ability to make art has often been considered a hallmark of our species.

ScienceAlert (RSS Feed) 3 months ago

A Simple Eye Scan Could Flag Heart Risks – And How Fast You're Aging <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Undergoing-Eye-Examination-Closeup.jpg" alt="Close zoom of an eye undergoing a visual field test, with light shining into the iris."/>New treatments could follow.

A Simple Eye Scan Could Flag Heart Risks – And How Fast You're Aging

A simple eye scan could be used to check for signs of heart disease risk and biological aging, a new study shows – potentially allowing health is...

ScienceAlert (RSS Feed) 3 months ago

Most Powerful Black-Hole Flare Ever Recorded Shone Like 10 Trillion Suns <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/black-hole-star-feast.jpg" alt="Most Powerful Black-Hole Flare Ever Recorded Shone Like 10 Trillion Suns"/>"Very far away and very bright."

Most Powerful Black-Hole Flare Ever Recorded Shone Like 10 Trillion Suns

In a flare of light that traveled for 10 billion years to reach us, astronomers have identified the most powerful and most distant blaze of energy ...

ScienceAlert (RSS Feed) 3 months ago

How to See Tonight's Beaver Supermoon – The Biggest And Brightest Since 2019 <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Glastonbury-Tor-and-Supermoon.jpg" alt="People (in silhouette) gather to watch the moon rise over the Glastonbury Levels"/>It's just so magical.

How to See Tonight's Beaver Supermoon – The Biggest And Brightest Since 2019

The full Moon that's about to shine on Earth on November 5 will be the biggest and brightest of 2025's three full supermoons.

ScienceAlert (RSS Feed) 3 months ago

A Colossal Wave Is Rippling Through The Milky Way, Gaia Data Reveals <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/positions-and-motions-of-the-stars-in-the-Milky-Ways-disk.jpg"/>We don't know what started it.

A Colossal Wave Is Rippling Through The Milky Way, Gaia Data Reveals

The motions of stars in the Milky Way have revealed a giant outward ripple, set off by a massive event sometime in our galaxy's wild past.

ScienceAlert (RSS Feed) 3 months ago

Memory Problems Are Surging in Adults Under 40, Large US Study Finds <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Person-Looking-Up-Sideways-With-Worried-expression.jpg" alt="Young adult with curly blonde hair, looking upwards with a bright sky in background"/>Rates have nearly doubled in a decade.

Memory Problems Are Surging in Adults Under 40, Large US Study Finds

The latest study on America's state of mind is in, and it reveals a concerning rise in the share of adults who say they have problems with mem...

ScienceAlert (RSS Feed) 3 months ago

A Rare Genetic Condition Can Turn Healthy Foods Dangerous <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Beetroot-On-Black.jpg" alt="One whole beetroot behind one half beetroot"/>Many adults go undiagnosed for years.

A Rare Genetic Condition Can Turn Healthy Foods Dangerous

For most people, eating a wide variety of fruit and vegetables is the cornerstone of a healthy diet.

ScienceAlert (RSS Feed) 3 months ago

Should Bacon Come With a Cancer Warning? <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/girl_holding_bacon_header.jpg" alt="girl holding bacon"/>The message from researchers is clear.

Should Bacon Come With a Cancer Warning?

A group of scientists in the UK recently demanded that bacon and ham products carry health warnings similar to those on cigarettes.

ScienceAlert (RSS Feed) 3 months ago

Zoning Out May Be Your Brain's Rinse Cycle, Study Finds <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/DaydreamingWoman.jpg" alt="Woman daydreaming in the light"/>Here's why that's not ideal.

Zoning Out May Be Your Brain's Rinse Cycle, Study Finds

We're all familiar with the feeling of zoning out, especially when we're sleep-deprived.

ScienceAlert (RSS Feed) 3 months ago

One Simple Japanese Eating Habit Is Linked to Lower Weight Gain <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/SushiHeldInChopsticks-.jpg" alt="Hand holding chopsticks with avocado and seafood sushi"/>Here’s how to try it.

One Simple Japanese Eating Habit Is Linked to Lower Weight Gain

Some of the world's healthiest and longest-living people follow the practice of "hara hachi bu" – an eating philosophy rooted in moderation.

ScienceAlert (RSS Feed) 3 months ago

Strange Glass in Australia Reveals a Massive Impact We Never Knew About <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/10/aus-impact.jpg" alt="Strange Glass in Australia Reveals a Massive Impact We Never Knew About"/>But where’s the crater?

Strange Glass in Australia Reveals a Massive Impact We Never Knew About

Strange glassy blobs strewn across the Australian desert are evidence of an ancient meteorite impact that scientists hadn't noticed until now.

ScienceAlert (RSS Feed) 3 months ago

Why Interstellar Comet 3I/ATLAS Looks So Weird – And Why It's Not Aliens <img width="1200" height="675" src="https://www.sciencealert.com/images/2025/11/Comet-3IATLAS-streaks-across-a-dense-star-field.jpg" alt="Comet 3IATLAS streaks across a dense star field, in an image composed of exposures taken through three filters, shown here as red, green, and blue."/>“But is it aliens?”

Why Interstellar Comet 3I/ATLAS Looks So Weird – And Why It's Not Aliens

On October 29, Comet 3I/ATLAS reached its closest point to the Sun.

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