😮 The 50 greatest innovations of 2024: From Polaris Dawn to pig-to-human transplants 😮

Health

The latest news in medicine and wellness: From findings on heart disease, to facts about fitness, to breakthroughs on COVID-19.

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a close up of the eyes of an older dog. it has black fur with touches of grey
Environment

Is my dog ‘old’? Vets finally have the answers

By Laura Baisas

Friday November 15, 2025. Zhigang Chen Thermoelectric device. Prof. Chen and his team from ARC Research Hub in Zero-emission Power Generation for Carbon Neutrality (ZeroPC) have developed an ultra-thin, flexible film that could power next-generation wearable devices using body heat instead of batteries and be utilized for chip cooling.
Technology

How body heat could replace batteries in wearables of the future

By Mack DeGeurin

red brain neurons
Health

Why is deep sleep so important to memory? It’s about time.

By Laura Baisas

Three people's hands holding beers at bar
Technology

AI thought knee X-rays could tell if you drink beer and eat refried beans

By Andrew Paul

Teen boy with headphones in bedroom listening to music on smartphone
Technology

AI chatbot suggested a teen kill his parents, lawsuit claims

By Andrew Paul

a variety of products on a banner reading 'best of what's new 2024'
Technology

The 50 greatest innovations of 2024

By Popular Science Team

a slice of jelly toast faced down on the floor
Health

Is the five-second rule true? Don’t push your luck.

By Clarissa Brincat

A couple walking with their child by the river in Tokyo
Health

Tokyo rolling out four-day work week in bid to boost birth rates

By Andrew Paul

Scientists are drawn to coral because its surface resembles the spongy structure of human bones.
Science

3D-printed, coral-inspired material can heal bones

By Mack DeGeurin

Close up of 3D printed cartilage cell block
Science

New bioprinter 3D prints human tissue 10x faster

By Andrew Paul

leaded gasoline reminder
Health

Childhood leaded gasoline exposure damaged Americans’ mental health

By Lauren Leffer

A Mila mini air purifier and a Mila air purifier next to each other.
Gear

My Mila air purifiers are the most stylish ones I’ve tested, and they’re almost 30% off for Cyber Monday

By Amanda Reed

Protein powders in a line on sale for cyber monday
Gear

The best Cyber Monday protein powder deals can save you up to 50% on expert-approved supplements

By Stan Horaczek

iphone screenshot of medical settings on iphone screen
DIY

How to prep your iPhone for unexpected medical emergencies

By David Nield

old photo of man with text
Science

The man who lived with no brain

By Popular Science Team

The best smartwatches for seniors on a plain white background.
Gear

The best smartwatches for seniors in 2024

By Terry Sullivan

mercury broken thermometer
Science

Are ‘heavy metals’ dangerous? Yes, but not everything you’ve heard is true.

By Lauren Leffer

A Chirp wheel foam roller in a pattern on a plain background.
Gear

The Chirp wheel is my favorite practical gift and it’s a whopping 42% off for Black Friday

By Amanda Reed

An illustration of the amygdala, shown in red. It is a part of the brain’s limbic system and plays a key role in processing emotions.
Health

‘Was I awkward?’ What overthinking after a party has to do with your ‘lizard brain’

By Laura Baisas

a body on a morgue table with only the feet showing and a toe tag on the big toe
Health

What happens when you donate your body to science? 

By RJ Mackenzie