Read the latest articles from Popular Science (Page 401)

A glassy-winged sharpshooter rests on a leaf.
Insects

Watch these tiny bugs catapult urine with their butts

Superpropulsion is a feat of physics—and a near constant occurrence for glassy-winged sharpshooters.

Sugar on a wooden spoon.
Diseases

Popular artificial sweetener associated with risk of heart attack and stroke

Patients with high levels of erythritol in their blood were twice as likely to have a heart attack or stroke.

Beaver driving construction truck with logs on back to symbolize ecosystem engineer. Illustrated in purple, yellow, and brown.
Wildlife

Beavers, snails, and elephants are top grads from nature’s college of engineering

Even your cat’s shadow might count as ‘ecosystem engineering.’

the spotify app on a phone screen
Social Media

Spotify wants to understand your body on music

It teamed up with biometrics research company MindProber to study its users.

Why one California beach town is cracking down on balloons
Ocean

Why one California beach town is cracking down on balloons

Laguna Beach said the decision would keep litter out of the ocean and prevent potential fires.

An older person with short brown hair wearing blue rubber gloves and cleaning a window with a yellow rag.
Life Skills

3 early spring cleaning ideas to get you out of hibernation mode

The weather outside is still frightful. You may as well make use of it.

electrodes hooked up to mushrooms
Engineering

Inside the lab that’s growing mushroom computers

The lead researcher says he is “planning to make a brain from mushrooms.”

Venus (left), the waning crescent Moon, and Jupiter (right), appear together in the skies above Salt Lake City, Utah on January 31, 2019.
Solar System

March skies will bring a lunar illusion and planetary reunion

It's almost time to welcome spring.

Side-by-side of man wearing black hoodie and surveillance camera footage of him walking with LED lights blinding face
Security

A simple DIY hoodie can fool security cameras

The 'Camera Shy Hoodie' looks innocuous, but keeps your face invisible to surveillance.

A Coleman camping tent on a periwinkle background
Outdoor Gear

Get ready for outdoor adventures with camping deals on Amazon

Step up your sleeping-under-the-stars game when you spring for these Coleman, Osprey, and Marmot deals on tents, clothing, accessories, and more.

A moniker fairy lantern plant detonates, with its petals unfurling.
Land

Scientists just rediscovered a rare, fungi-eating ‘fairy lantern’

The genus Thismia’s biogeographical spread is still baffling botanists.

Soft robot inspired by gecko and inchworm moving across surface
Robots

This tiny robot grips like a gecko and scoots like an inchworm

Several unique animals influenced the design of a new soft robot that requires no external power source.

An at-home COVID-19 and flu test box.
COVID-19

An at-home test for both COVID-19 and the flu gains approval

The FDA-authorized test is the first in a wave of new at-home tests that look for multiple illnesses.

A man in a blue plaid shirt, jeans, and white socks using a cordless vacuum to clean a tile kitchen floor near a large window.
Life Skills

A bare minimum guide to spring cleaning

What you can forego and still claim you live in a clean house.

Why the Space Force is testing out tech for small, high-flying satellites
Air Force

Why the Space Force is testing out tech for small, high-flying satellites

A recent contract is worth more than $10 million and involves a secure communications technique.

Solar flare shooting out from left side of the sun seen in ultraviolet blue through NASA Solar Dynamics Observatory
Sun

Hold onto your satellites: The sun is about to get a lot stormier

Solar activity could increase as the sun reaches its maximum electromagnetic phase in 2025.

Camels and sharks have small, sneaky antibodies that can help fight human diseases
Cancer

Camels and sharks have small, sneaky antibodies that can help fight human diseases

Scientists hope to harness them as treatments for ills from cancer to COVID.

Bird control pills, IUD, ring, and other hormonal birth control options illustrated in pink, purple, blue.
Medicine

Where is all the hormone-free birth control?

As male birth control continues to be tested, people are asking for more female-focused research, too.

A person using Shapr3D to design a nightstand on an iPad.
Tech Hacks

Shapr3D can make woodworking easier—here are 5 tips to get started

Computer-aided design (CAD) programs like Shapr3D can really level up your DIY.

A pine tree in Clark County, Washington damaged by the 2021 heat wave. The trees in the background are scorched Douglas-fir.
Land

Even the cool forests of the Pacific Northwest face the danger of extreme heat

Drought can stress trees to death, but heat’s effects are less known. New research could hold the keys to protecting conifer forests.