Read the latest articles from Popular Science (Page 915)

blue marble Earth image
Engineering

Should we try to fix global warming with fake volcanic eruptions? TBD.

There could be unintended consequences.

These are the world’s most powerful supercomputers
Technology

These are the world’s most powerful supercomputers

This is how these machines work, and why they're important.

The skyscrapers of the future could be built with the garbage of today
Climate Change

The skyscrapers of the future could be built with the garbage of today

Green buildings made of recycled materials are the hot new thing.

offering daisies
Evolution

From an evolutionary perspective, does it make any sense to be nice?

Solving Darwin’s puzzle of kindness.

heirloom tomatoes
Nutrition

Here’s how scientists are tricking you into eating your veggies

Step one: Plant some fake childhood memories in your noggin.

stuffed frill shark head
Sharks

Yes, the frilled shark is really freaky. But there are other ‘living fossils’ that are just as weird.

A short tour of the strange sharks chilling at the bottom of the ocean.

a little girl with a bandaid on her arm
Vaccines

Why does my arm hurt the day after I get my flu shot?

And why does it go in your arm instead of your butt?

Pollution
Environment

After a brief pause, carbon emissions are back on the rise

Time to turn words into action.

Hurricane Matthew
Environment

The 2017 hurricane season is finally fading away. But what comes next?

In some ways, this year wasn't as bad as it could have been.

Electroshock therapy is actually still in use—and could help treat PTSD
Mental Health

Electroshock therapy is actually still in use—and could help treat PTSD

The treatment has changed a lot in the last few decades.

31 ways to optimize your smartphone
Tech Hacks

31 ways to optimize your smartphone

Be ready for anything life throws your way.

Music only helps you concentrate if you’re doing the right kind of task
Science

Music only helps you concentrate if you’re doing the right kind of task

If the task requires creativity or mental rotation, music can increase performance.

We’d rather that bridges never wobbled—but here’s why they do
Engineering

We’d rather that bridges never wobbled—but here’s why they do

And we'd really prefer that they don't fall down.

Meet the very good dogs who hunt down invasive species
Dogs

Meet the very good dogs who hunt down invasive species

They can sniff out troublesome weeds and other pests.

You can use aluminum foil to strengthen your Wi-Fi signal
Internet

You can use aluminum foil to strengthen your Wi-Fi signal

But we don't 100 percent think you actually need to do this.

feather star
Ocean

The ocean harbors unimaginable secrets, but we need to explore them responsibly

Familiarity breeds exploitation.

How to make a sourdough starter—and keep it alive
Life Skills

How to make a sourdough starter—and keep it alive

The perfect loaf starts with some bacterial friends.

A psychologist explains why those Facebook product ads are so darn compelling
Psychology

A psychologist explains why those Facebook product ads are so darn compelling

Brands know exactly how to play into your mistrust of. . . brands.

More evidence that the dinosaurs were super unlucky with regards to that whole asteroid thing
Dinosaurs

More evidence that the dinosaurs were super unlucky with regards to that whole asteroid thing

Location matters. Especially to extinction-causing asteroids.

This truly bizarre exploding star might be a zombie of sorts
Space

This truly bizarre exploding star might be a zombie of sorts

It just keeps exploding.