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A green valley sits at the bottom of a mountain range on a sunny day.
Global Warming

Climate change is turning the snowy white Alps green

As snow cover is decreasing in the Alps, green space is growing.

hands on keyboard
Tech Hacks

4 Google Docs features you didn’t know you were missing

Docs can make writing easier. You still got to come up with the words, though.

March For Our Lives teen protesters speaking out for gun control after mass shootings
Health

Kids’ mental health becomes part of the plea for gun control

Mass shootings have increasingly hurt America's youth. But will lawmakers change anything?

The UK’s wee military recon drones will double as cartographers
Drones

The UK’s wee military recon drones will double as cartographers

The Ministry of Defence is spending some $3.8 million to purchase small, smart drones that can build maps and help provide info to people on the ground.

Person with short brown hair in a white t-shirt and a COVID surgical mask checking their temperature on a thermometer for COVID rebound infection
COVID-19

What we know about COVID rebound so far

Some people are testing positive for COVID while taking Paxlovid. But that doesn't mean the pills don't work.

Training autonomous cars to drive off-road is as hard as it looks
Self Driving

Training autonomous cars to drive off-road is as hard as it looks

Identifying surfaces like mud, grass, and rocks is just the beginning.

Hands of a couple wearing engagement and wedding rings.
Sustainability

From labs to lookalikes: what you need to know about ‘sustainable’ diamonds

Can you have the glitter with no guilt?

Gymgoer with tattoos and black tank top and baseball cap practicing hot yoga with blocks on a mat
Health

Infrared hot yoga mimics the power of the sun. But is that … good?

The fitness trend claims to detox your body, among other things.

A blonde woman stretching or doing yoga on a yoga mat on a wood floor in front of a couch with a gray Macbook laptop in front of her.
Life Skills

Tips and apps for finding a virtual personal trainer

Online fitness coaches can offer accountability—without a high price tag.

Photo of sausages on the grill.
Science

These are the chemical reactions that make barbecue so delicious

From char and crisp, to nutty and meaty, there's science behind every flavor and texture.

Two ultrasounds of fetal and maternal placental tissues
Health

Placentas are full of secrets. These researchers want to unlock them.

Doctors are getting creative with new techniques to study placentas and related diseases.

person holding phone connected to earbuds
Tech Hacks

4 tips for listening to more podcasts, faster

Don't let your queue of neglected podcasts defeat you.

Opulence and displays galore: Meet the EQS 580 EV and its ‘Hyperscreen’
Electric Vehicles

Opulence and displays galore: Meet the EQS 580 EV and its ‘Hyperscreen’

A luxurious new electric sedan from Mercedes-Benz boasts a cushy ride and a sleek, futuristic interior. Here's what it's like to drive.

A photo of salmon in the water.
Animals

There are too many pink salmon in the Pacific

Evidence is mounting that pink salmon, pumped by the billions into the North Pacific from fish hatcheries, are upending marine ecosystems. Climate change is making this worse.

tim hortons mobile app
Security

There’s a privacy hole in this popular doughnut chain’s app

A government investigation details the ‘vast amounts’ of information the coffee company collected.

Sierra Negra volcano erupting in the Galapagos Islands in 2018
Physics

Volcanic eruptions are unpredictable, but these geologists cracked the code

If you thought weather forecasting was tough, try taking on magma.

A baby sea turtle on a beach near some sea turtle tracks, and some people in the background.
Life Skills

Safely share the beach with endangered sea turtles this summer

Baby sea turtles must beat long odds to grow into adults, and we shouldn't make it harder.

Fossils of a giraffe ancestor with short necks headbutting each other in a grassland in an artist's reimagining
Animals

Before evolving long necks, giraffes headbutted each other for dominance

A major plot twist emerges in the story of how giraffe necks stretched out over time.

The Spring 2020: Calm issue of PopSci on a tablet with a sea-green background
Announcements

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We put all the links and log-in instructions in one place.

Microsoft word app icon
Security

What to know about a malicious new Microsoft Office vulnerability

This "zero-day" attack relies on sneaking in malicious code embedded in innocuous-looking Word documents.