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Is super-high SPF sunscreen actually better?

What's Happening

This one-paragraph letter may have launched the opioid epidemic

Watch live: SpaceX is about to attempt another extremely difficult landing

This tiny implant is about to take on America’s heroin epidemic

San Francisco's marijuana gym really could help some people get fit

Europe is building the world's largest telescope in 'astronomer's paradise' halfway around the world

While everyone was paying attention to Zika, a much deadlier mosquito-borne virus began to spread

This video of a deep-sea cucumber swimming may be the strangest thing you'll see today

A study says teens are spending nearly all their waking hours staring at screens

These tiny satellites are revolutionizing how we see the Earth

India’s weather is so hot its roads are melting

Artificial meteor showers could make a fearsome problem in space much worse

Neanderthals built something deep inside a cave that scientists can't yet explain

Physicists might have just detected a fifth force of nature

Video games are revealing the secrets of our aging brains

How to build an air conditioner in under 15 minutes

100 pictures that will change the way you see Earth

US nuclear forces are controlled by this shockingly obsolete tech

Here's how a Japanese startup plans to make artificial meteor showers on-demand

5 of the most priceless places on Earth are sinking under water

These scientists made their own clouds — and what they found could require us to rethink how fast the Earth is warming

Zika-infected mosquitoes could spread much farther than we thought

A clever 'Game of Thrones' fan remade the show's intro with mold — and the species used are perfect

I spent a day at Costa Rica's only sloth sanctuary, and it was one of the most magical moments of my life

Science says parents of unsuccessful kids could have these 9 things in common

Scientists discovered something incredible about the most social animal in the wild

Something strange has made Earth's core 2.5 years younger than its crust

Most of the universe has no way of knowing that we exist

There's a scientific reason to make your office look special

There’s a fascinating reason why some people get chills when listening to music

Here's why the government is releasing millions of parasitic wasps across 24 states

Something surprising is happening to octopus and squid populations around the world

We're on the cusp of an explosive change in how we treat one of America's most ignored health problems

Here are the shores you're actually facing when you look out to sea

We toured the NSA museum, a building dedicated to America’s secrets and spies — take a look

This fish slime could soon find its way into everyday products — like your contact lenses

There's a new crazy diet fad called 'teatoxing'

How a guy who climbs 2,500-foot cliffs without ropes deals with fear

Science reveals what happens as you get drunker

Scientists blew up water with lasers for the first time

A bizarre new predator is on the rise in the Arctic

There's a better way to fight off morning breath

Here's when you should stop drinking at night if you don't want to mess up your sleep

The best way to stop a mosquito bite from itching is surprisingly simple

This simple invention that plugs a gunshot wound in 20 seconds just saved a soldier's life

Robert De Niro may be working on his own anti-vaccination documentary

NASA built a robot that looks like Iron Man — and it could one day help build colonies on Mars

The director of the WHO just issued a chilling warning to the world

  • Helen Branswell, STAT
  • May 24, 9:33 AM
  • 7,223

Engineers have made clear wood that's stronger than plain wood

India just launched a mini space shuttle on top of a rocket and the photos are amazing

We needed a theoretical physicist to explain this mind-boggling moment in 'Game of Thrones'

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