Read the latest articles from Popular Science (Page 694)

SpaceX’s Starship flies, belly flops, and bursts into flames
Space X

SpaceX’s Starship flies, belly flops, and bursts into flames

Elon Musk’s one rocket to rule them all put on a dramatic show yesterday.

Person at computer with cat
Tech Hacks

Find the perfect internet speed for you

You don’t need 500Mbps for online gaming. Seriously.

Pad and tampons.
Health

What we can learn from Scotland’s free period products

Improving the lives of people who menstruate is a win for public health.

A pharmacist picking a medication off a shelf
Vaccines

See how COVID-19 vaccines will get to your neighborhood

A pharmaceutical supply chain expert explains the challenges of distributing the Pfizer and Moderna vaccines.

masks
COVID-19

100 days of wearing masks could make an enormous difference in the pandemic

President-elect Biden wants Americans to mask up for his first 100 days in office.

The White House covered in snow
Wildlife

The Trump administration’s environmental legacy can be undone. Here’s how.

The secret isn’t just fixing the system, it’s bulletproofing it against future attacks.

a TV with a family video chatting on it over a video call
Tech Hacks

How to put video calls on your TV

We’ve got solutions for Zoom, Google Meet, FaceTime, and more

a jellyfish
The Weirdest Thing I Learned This Week

There’s no stopping this immortal jellyfish

And other fun facts from The Weirdest Thing I Learned This Week.

Chuck Yeager at a flying event in 1998
Aviation

Chuck Yeager has died at 97, but the legacy of his record-breaking flight lives on

A look back at the first person to fly faster than the speed of sound. He was “the last hero pilot.”

Rescue dried-out cheese with this simple trick
Life Skills

Rescue dried-out cheese with this simple trick

Queso en aceite—cheese marinated in oil—breathes new life into old curds.

An illustration of a mustached individual getting up from an arm chair and getting a bowl full of ice cream from the freezer
Psychology

Does free will actually exist? It’s complicated.

Like most philosophical dilemmas, the answer is never as simple as it may seem.

Person laughing at computer
Tech Hacks

Emojis and reaction GIFs make Slack better. Here’s how to create them.

Make sure you’ll always have the perfect reaction.

Masha Krasnova-Shavaeva illustration
Science

Learn your sourdough starter’s funky secrets

Biologist Rob Dunn wants the scoop on every home baker’s recipe.

person with acne
Medicine

This popular acne medication carries a disturbing legacy

Albert Kligman conducted his groundbreaking work on tretinoin primarily on local Black inmates.

Athena Aktipis
Health

Sharing doesn’t make you a sucker. This scientist has the numbers to prove it.

With the Human Generosity Project, Athena Aktipis wants to show that cooperation makes humans stronger.

A cutting board with baked venison
COVID-19

Hunters are helping keep food banks stocked through COVID-19

All that extra meat can make a difference in a crisis.

a campfire in a designated fire area
Life Skills

How to build and extinguish a campfire without sparking a catastrophe

Do not disappoint Smokey Bear.

Tim Enthoven illustration
Evolution

Why do cats purr?

All theories are purr-speculation.

Drone
Tech Hacks

A beginner’s guide to buying your first drone

Take to the skies.

person handling blood samples in a lab
COVID-19

COVID-19 may have been circulating in the U.S. as early as last year

A new CDC report found evidence of SARS-CoV-2 infection in blood samples from late 2019.