Read the latest articles from Popular Science (Page 833)

Snow plow Spraying salt onto roads
Science

How winter salt actually works

With the occasional assist from beet juice and molasses.

rubella virus
Vaccines

Why you shouldn’t freak out about one rubella case at the Detroit auto show

Rubella isn’t as dangerous as measles, but it can cause real harm.

Flickr screenshot
Tech Hacks

How to save and store your photos before Flickr deletes them

You can upgrade to Flickr Pro or try one of these other cloud services.

Baffin Island glacier retreat research
Climate Change

Melting glaciers reveal ancient landscapes, thawing mummies, and long-dead diseases

Climate change is unraveling the fabric of time.

Planet X
Solar System

What will we name the solar system’s next planet?

Even in space, bureaucracy exists.

groundhog on Groundhog Day
Animals

Groundhog Day is all about woodchuck sex

Six more weeks of Tinder.

Long exposure photography is an easy way to make your photos stand out
Projects

Long exposure photography is an easy way to make your photos stand out

Vancouver based photographer Sharon Tenenbaum shares her tips.

non medical exemptions vaccines counties
Vaccines

Why measles is back, in five charts

Both coasts are currently battling measles outbreaks.

an illustration of earth surrounded by white dots representing debris
Space

There’s an ’empty trash bag’ circling our planet

Not drifting through the wind.

Echo Dot
AI

An ‘acoustic fingerprint’ should keep Alexa from waking during Amazon’s Super Bowl ad

The same technique works for when Stephen Colbert gets mischievous.

Child getting vaccinated
Vaccines

How autism myths came to fuel anti-vaccination movements

A timeline leading to the 2019 measles outbreaks.

Credit card shopping
Tech Hacks

Five mistakes we make when purchasing new tech

Your phone, your vacuum, your printer—these are pricey items. Don't waste your money.

Underground Will Hunt book excerpt sensory perception studies
Science

What happens when humans spend too much time in the dark

Excerpt: Underground: A Human History of the Worlds Beneath Our Feet

‘Shock therapy’ isn’t as scary as its name—or the movies—suggest
Mental Health

‘Shock therapy’ isn’t as scary as its name—or the movies—suggest

Weighing the risks against the benefits is key.

I zapped my muscles to get swole and it sort of worked
Fitness & Exercise

I zapped my muscles to get swole and it sort of worked

Electro Muscle Stimulation training isn’t snake oil, but it’s not magic.

Space changes your brain in bigger ways than we thought
International Space Station

Space changes your brain in bigger ways than we thought

We've only scratched the surface.

Watch the Super Bowl
Tech Hacks

Here’s how to stream the 2019 Super Bowl without cable

Millions of people cut the cord, but the Super Bowl broadcast is still well within your reach.

frost frozen ground crack
Weather

What the heck is a frost quake?

Heard a big boom during a polar vortex? Here's what's up.

Ford Tot-Guard Seat
Home

From deathtrap to lifesaver: The evolution of the carseat

The first carseats were more about keeping kids corralled than protecting them in a crash.

Cremation research tombs
Archaeology

Your ashes might say more about you than you’d think

A new strategy could help archaeologists reveal a cremated skeleton's sex.