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At-home smell test could detect Alzheimer's disease years before symptoms start

Researchers at Mass General Brigham may have developed an easy and inexpensive way to detect early signs of dementia.

Astronaut reveals how she's upping her 'vitamin G' and fitness routine for her next spaceflight

Astronaut Kellie Gerardi is counting down to lifting off and sharing her training regimen with The Post.

ISS astronauts return with gray hair — here's what's behind the shocking color shift 

The effects of anti-gravity are hair-raising — and hair-graying.

Today is the first day of spring -- Here's all you need to know about the vernal equinox

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an equal amount of daylight and darkness.

These 10 US states are 'hotspots' for alien abduction — and the odds of it happening are higher than you think

It's National Alien Abduction Day (yes, that's a thing) on March 20. With more than two dozen unexplained UFO sightings over the last year, some fear we are on the...

Stress and trauma can change your DNA — and the DNA of your kids and grandkids

"The idea that trauma and violence can have repercussions into future generations should help people be more empathetic," co-senior study author Connie Mulligan said.

Elon Musk congratulates SpaceX, NASA for 'excellent work' rescuing stranded astronauts

Astronauts Butch Wilmore and Suni Williams were stranded in space for over nine months.

Blue Ghost Moon lander captures glow of lunar sunset after concluding successful mission

Firefly Aerospace's Blue Ghost lander captured high-definition images of the lunar sunset March 16, as lunar night would bring the robotic mission to an end.

All the health changes astronauts Butch Wilmore and Suni Williams might face after 9 months in space

US astronauts Butch Wilmore and Suni Williams are finally coming home — here are some of the health issues they may experience following their extended space mission.

How and when to see the rare and dazzling 'dual visibility' of Venus this week

Venus, our planet of wealth and worth, will be double dipping and twice shining this week as it moonlights and daybreaks as both the morning and evening star.

Freaky 'blood rain' phenomenon turns tides and beach red: 'Truly unique'

The shoreline off an Iranian island turned bright red after getting battered by heavy rains in a scene straight out of the Bible.

Microplastics may be creating antibiotic-resistance superbugs

Talk about a culture shock.

New evidence supports myth of Noah's Ark as boat-shaped formation dates back to biblical floods

An international team of experts has been working together to study the Durupinar Formation, which they believe could be the site of a massive preserved vessel.

Scary NASA study reveals how major coastal cities are rapidly sinking into the sea

“The speed is more than enough to put human life and infrastructure at risk,” Alexander Handwerger, a landslide scientist at the Jet Propulsion Laboratory, said.

Did Moses really part the Red Sea? Experts reveal a scientific basis for Bible story

Both Christian and Jewish people regard Moses' parting the Red Sea as one of the most impressive miracles of God — or is it? New research points to a scientific...

Shower 'loofah' turns out to be something much more horrifying — yet 'surprisingly pretty'

A Reddit user has gone viral on the social media network after sharing a veritable science experiment involving a "sponge-looking" growth in her bathroom shower.

Daylight Saving Time 2025 is now — here's what 'springing forward' does to your body

Most of America “springs forward” Sunday for daylight saving time and losing that hour of sleep can do more than leave you tired and cranky the next day. It also could harm...

Tiny bird seen on island where Charles Darwin discovered it for first time in 200 years

The Galápagos Rail has returned after conservationists removed wild cat and rat populations that had driven out the bird centuries earlier.

Scientists discover genetic key to why women's brains age better than men's

Beauty and brains that age slowly — turns out that women can have it all!