Read the latest articles from Popular Science (Page 621)

Weather thermometer on wooden wall
Climate Change

What the ‘hottest day on record’ really means

That 1913 spike? It's probably bogus.

A carpet of moss next to a brown rock.
Projects

Why and how to grow your own moss garden

If you've never laid down on a bed of moss, you're missing out.

flood waters surrounding a bench
Global Warming

Europe’s floods and the Pacific Northwest’s heat waves share a common culprit

Yes, it's the jet stream—and so much more.

A fibrous black diamond.
Environment

Diamonds contain remnants of Earth’s ancient atmosphere

To us, they may be beautiful lumps of carbon—but to scientists, they’re 2.7-billion-year-old time capsules.

A stack of pancakes topped with berries and edible flowers, on a white plate atop a white tablecloth.
Projects

7 edible flowers and how to use them

These flowers aren't just pretty, they're also delicious

A grey haired man in a dark suit, wearing a black mask stands in from of a two-toned blue background and behind a long table set up with three microphones and chairs. The background says "Tokyo 2020" in large white letters and displays the Olympic logo.
Vaccines

COVID cases are plaguing the Olympics even before they’ve begun

Here’s what you need to know about the pandemic this week.

non medical exemptions vaccines counties
Vaccines

Scientists predicted the current measles outbreaks a year ago

It should be no surprise that dense population centers with low vaccination rates would get outbreaks.

A Marine lies on top of a robotic vehicle on treads.
Drones

This robotic stretcher could transport wounded Marines off future battlefields

The Marines have been testing the EMAV, or Expeditionary Modular Autonomous Vehicle. Each one is small enough to fit inside a V-22 Osprey.

‘View From a Blue Moon’ Might Be the Greatest Action Sports Film Ever Made
Technology

‘View From a Blue Moon’ Might Be the Greatest Action Sports Film Ever Made

Inside the ground-breaking endeavor

Dual-Density Sole Provides a Shoe for All Runners
Science

Dual-Density Sole Provides a Shoe for All Runners

Nike's LunarGlide+ aims to eliminate a now inescapable decision at the shoe store for runners: stability or cushioning?

Science Confirms the Obvious: Ten Studies That Make You Say “Duh”
Science

Science Confirms the Obvious: Ten Studies That Make You Say “Duh”

It might seem silly to investigate whether people are happier on the weekend, but behind such truisms are revelations about our brains, our behavior and our environment. Here we round up the year's most outwardly obvious scientific studies

The Physics Of Usain Bolt’s Record-Breaking Sprint
Physics

The Physics Of Usain Bolt’s Record-Breaking Sprint

Usain Bolt's historic 100m dash at the 2009 World Championships in Berlin.

Tech in Training: My Custom Running Shoes
Technology

Tech in Training: My Custom Running Shoes

A new brand of running shoes lets you mix and match parts for a more-precise ride, and seems to actually work

A laptop on a desk with Spotify on the screen. A camera, a plant, and a full mug of coffee share the desk with the laptop.
Tech Hacks

The best ways to recover deleted Spotify playlists

How to save your favorite songs, even from yourself.

Ferrari’s new 296 GTB sports car
Hybrid Cars

Ferrari’s new plug-in hybrid supercar is an 830-horsepower beast

The Italian carmaker swaps engine displacement for battery power and a twin-turbo V6.

A cross-stitched QR code.
Projects

How to cross-stitch a QR code—and why you should

It's one of the most creative ways to send a playlist to your crush.

Brown stink bug about to land in a bug trap
Life Skills

3 DIY bug traps that actually work

Mosquitoes, fruit flies, and stink bugs stand no chance.

inside of walnut
Nutrition

4 ways plant protein is healthier than animal protein

Sorry, steak fans.

Volcanoes, not alien life, might explain Venus’s weird atmosphere
Solar System

Volcanoes, not alien life, might explain Venus’s weird atmosphere

The mysterious gas is more likely a sign of volcanism than life, scientists argue.

Settlers of Catan game pieces.
Psychology

How to destroy your friends and family in 4 popular board games

With these tricks, you'll be unstoppable.