Health

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

Latest in Health

Past experiences strongly affect empathy in mice Past experiences strongly affect empathy in mice

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

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

How body heat could replace batteries in wearables of the future How body heat could replace batteries in wearables of the future

By Mack DeGeurin

red brain neurons

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

By Laura Baisas

Three people's hands holding beers at bar

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

Teen boy with headphones in bedroom listening to music on smartphone

AI chatbot suggested a teen kill his parents, lawsuit claims AI chatbot suggested a teen kill his parents, lawsuit claims

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

The 50 greatest innovations of 2024 The 50 greatest innovations of 2024

By Popular Science Team

a slice of jelly toast faced down on the floor

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

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

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

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

By Mack DeGeurin

Close up of 3D printed cartilage cell block

New bioprinter 3D prints human tissue 10x faster New bioprinter 3D prints human tissue 10x faster

leaded gasoline reminder

Childhood leaded gasoline exposure damaged Americans’ mental 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 My Mila air purifiers are the most stylish ones I’ve tested, and they’re almost 30% off for Cyber Monday

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 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 How to prep your iPhone for unexpected medical emergencies

old photo of man with text

The man who lived with no brain 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 The best smartwatches for seniors in 2024

By Terry Sullivan

mercury broken thermometer

Are ‘heavy metals’ dangerous? Yes, but not everything you’ve heard is true. 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 The Chirp wheel is my favorite practical gift and it’s a whopping 42% off for Black Friday

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.

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

By Laura Baisas