Read the latest articles from Popular Science (Page 582)

group chats now available across Instagram and Messenger.
Social Media

Facebook users can now mix Messenger and Instagram friends in group chats

The “polls” and “watch together” feature will also be available on both apps.

Catastrophic floods helped shape the unique landscape on Mars
Mars

Catastrophic floods helped shape the unique landscape on Mars

Deep valleys in the Red Planet’s surface are evidence of overflowing crater lakes.

A person in silhouette using their phone.
Tech Hacks

How to create burner email accounts with iOS 15

Apple has expanded Hide My Email for certain users.

Why DARPA’s new hypersonic weapon could pack such a devastating punch
DARPA

Why DARPA’s new hypersonic weapon could pack such a devastating punch

Here's how hypersonics—objects that travel faster than Mach 5—compare to traditional cruise missiles and ICBMs.

Goodbye to the Molokai creeper, scioto madtom, and 21 other species, now declared extinct
Animals

Goodbye to the Molokai creeper, scioto madtom, and 21 other species, now declared extinct

The US Fish and Wildlife Service is finally recommending these creatures come off the endangered species list.

two adults sit at a table full of food with a small child as they smile
Nutrition

How to help your kids build a healthy relationship with food

Experts say we're born to eat intuitively.

The IPCC AR6 Working Group I Interactive Atlas with red paleoclimate map
Climate Change

This interactive atlas lets you travel to the future, and past, of climate change

The IPCC just made it easy to access and visualize a ton of data.

Apple iPhone interface
Security

Why you need to update your Apple products’ software ASAP

The University of Toronto’s Citizen Lab discovered that Apple products were infected by an Israeli spyware company.

Pandu Nayak at Google Search On
AI

Google’s about to get better at understanding complex questions

Here are all the new ways you can soon search for things.

art illustration of person reaching for their toes
Ask Us Anything

Why can’t we all touch our toes?

Don’t worry, it’s not a fair measure of fitness.

Cleaning supplies.
Health

Why you shouldn’t mix cleaning supplies, even if it looks cool

Proceed with caution. And if it bubbles, evacuate.

Deer on the road at night risking a car crash
Animals

These are the days in the year you’re more likely to hit a deer

Accident reports and insurance claims in New York and other states show some clear patterns.

a nose smelling the stars (illustration)
NASA

What does space smell like?

Spoiler: a lot of other planets smell like farts.

A rocky asteroid takes up the left half of the frame, and a satellite with two large solar panels sits to the right.
Solar System

Meet Lucy: NASA’s new asteroid-hopping spacecraft

The stars are aligning to let Lucy visit a record-shattering eight asteroids.

A bear sleeping, maybe after eating its fill of trash.
Life Skills

How to keep fat bears (and other bears) out of your trash

Bears should be noshing on tasty salmon, not human scraps.

A photo of the planet Jupiter.
Space Telescope

Jupiter’s Great Red Spot is whirling faster than ever

Hubble has been observing the Jovian storm for more than a decade.

teens texting on smartphone
Social Media

Criticism has pushed ‘Instagram Kids’ back to the drawing board

“Instagram Kids” has attracted criticism for months. WSJ's recent investigative probe refocused attention on the service.

Parasitic birds like cuckoos seem to target victims who can’t see well
Birds

Parasitic birds like cuckoos seem to target victims who can’t see well

An analysis of more than 2,000 species suggests eye size may determine which birds are fooled by imposter eggs.

man wiping his nose with a tissue
COVID-19

A comprehensive guide to coronavirus symptoms

COVID-19 symptoms can be incredibly confusing, but there are actually easy-to-understand clusters.

vampire bats hanging inside a tree
Bats

Vampire bats rendezvous with their friends when dining out

Fancy meeting you on this cow!