The US is officially COVID-19′s epicenter

And we still haven’t tested nearly as many people as we should.

The US is officially COVID-19′s epicenter

And we still haven’t tested nearly as many people as we should.

Animals
Dogs and scientists team up to save burnt, starving koalas
The animals are still in trouble weeks after the Australian bushfires.
By Cristescu & Frere/The Conversation

Diy
Your smartphone is gross. Learn how to clean it properly.
Everything you’ve touched is now on your face. Think about it.
By David Nield
PopSci Shop
This clip-on monitor is the perfect addition to your work-from-home setup
If working on a laptop is slowing you down, this clip-on display can help.
Stack Commerce
Technology
American Airlines hasn’t flown cargo-only flights since 1984. That just changed.
In a pandemic, if you can’t fly people, you might as well haul stuff. Here’s how that works.
Rob Verger

Coronavirus: news and tips

A new coronavirus, first identified in Wuhan, China, has global health agencies on high alert. Here’s everything experts know about COVID-19 so far.

LATEST NEWS

Ancient crystals show that beer has always had a place at the table

PopSci Shop

Six course bundles and kits for DIY enthusiasts stuck at home

Last year, we finally photographed a black hole. Now what?

With internet usage surging, companies are scrambling to keep it all running

How to hide files and photos on your phone

Twelve meals you can make from frozen produce during uncertain times

COVID-19 could be especially bad news for the South

Don’t take chloroquine to prevent COVID-19

Yes, the new coronavirus is mutating—but that’s not a bad thing

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Health

POPULAR NOW

Does coffee make you poop, or is that just me?

Don’t chuck that favorite jacket—fix the zipper instead

Confirmed US cases of COVID-19 have surpassed 50,000. How many are really out there?

The huge hospital ships deploying to Los Angeles and New York used to be oil tankers

“Somewhere, something incredible is waiting to be known.”

–Carl Sagan

Videos

A story too strange and horrifying to be fiction (and, yes, it involves a shark and a horse). Also, it's the first footage of a shark ever recorded.

Over the last 20 years, 2°C has been referenced in climate policies and agreements made by the Council of the European Union, the G8 (now the G7), and more. So what makes two degrees so important?