Read the latest articles from Popular Science (Page 622)

mosquito biting a human limb
Global Warming

Mosquitoes that carry dengue might not survive rising temperatures

Infected bugs can’t take the heat, and this may limit the spread of dengue fever.

A healthcare professional administers a shot in an arm to a person in a brown shirt.
Vaccines

The J&J vaccine may be less effective against the Delta variant than we hoped

A preliminary study shows that the J&J vaccine doesn't seem to produce as many antibodies in recipients as the mRNA options.

Russia’s new stealth fighter is a bargain worthy of a Bond villain
Aviation

Russia’s new stealth fighter is a bargain worthy of a Bond villain

That's Checkmate, Mr. Bond: What to know about a mysterious new fighter jet out of Russia—and its superficial similarities to the F-35.

A Kobo e-reader leaning against a stack of books next to a glass jar with yellow flowers in it.
Tech Hacks

7 fun features that you need to try on your Kobo e-reader

Supercharge your Kobo experience.

The pandemic drove overdose deaths to a record high, but telemedicine may curb the trend
Health

The pandemic drove overdose deaths to a record high, but telemedicine may curb the trend

A new CDC report shows a nearly 30 percent increase in fatalities in 2020.

A brown scorpion on a light brown rock during the daytime.
Life Skills

Everything you need to know about scorpion stings and venom

In the wild, you probably won't see many scorpions just hanging out in the sun.

A child wearing a dark t-shirt and striped leggings climbs a playground structure. The child and structure are greyscale against a yellow, beige, black, pink, and green abstract background.
Health

The elements that make a perfect playground

Some of the most important elements may surprise you.

Monarch butterflies are beloved—and declining for this sad reason
Climate Change

Monarch butterflies are beloved—and declining for this sad reason

Scientists trawled thousands of volunteer surveys over 25 years to understand what imperils the insects.

Android phone on a table
Environment

You Can Now Sense Earthquakes On Your Smartphone

What's shaking?

A supermassive black hole inflates massive lobes, visible here in X-rays, above and below the Centaurus A galaxy.
Black Holes

Black hole jets got some stellar glam shots thanks to this giant telescope

The jets could play a crucial role in galaxy formation.

illustration of horse, wolf, with chernobyl in background
Animals

How nature has taken over Chernobyl

Since humans abandoned the area, nature has reclaimed the Chernobyl Exclusion Zone.

Small bird with bowl of bird food in a field.
Wildlife

Wild birds don’t need your backyard feeders to survive

Birds like chickadees use our feeders as more of a snack then a main course.

Blue Origin brought the first official tourists to space
Private Space Flight

Blue Origin brought the first official tourists to space

After more than 20 years of preparation, Blue Origin is flying paying customers into space.

A black and white, side-by-side photo of galaxies. On the left, a pair of interacting galaxies. On the right, an usual three-armed spiral galaxy.
Space Telescope

With its latest fix, Hubble proves to be the telescope that just won’t quit

Fixing the renowned instrument took dozens of experts with decades of experience.

Close up on an iPhone with a Siri activated screen
Tech Hacks

Siri, Alexa, and Google Assistant all have alternate voices. Here’s how to find them.

Destroy stereotypes with a male-voiced digital assistant.

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