Read the latest articles from Popular Science (Page 492)

A Roblox character standing in the middle of a street in a virtual city.
Tech Hacks

A parent’s guide to the vast world of Roblox

This simple, wide-ranging game is popular with young kids for a reason.

In 'The Wine-Dark Sea Within,' a cardiologist describes the history of how we understand blood flow.
Health

No one knew how our blood moved—until this doctor realized the heart is a pump

In 'The Wine-Dark Sea Within,' cardiologist Dhun Sethna describes a 17th-century insight that revolutionized medicine.

An image of the Thwaites Glacier from NASA
Climate Change

Our biggest glacier problem is melting from the bottom-up

Warmer waters are eroding the base of Antartica’s troubled Thwaites Glacier, and it’s only getting worse.

Meet the bots training alongside the Belgian Army
Military

Meet the bots training alongside the Belgian Army

The exercise centered on a vehicle from Milrem Robotics called THeMIS.

What an ancient jawbone reveals about polar bear evolution
Evolution

What an ancient jawbone reveals about polar bear evolution

Grizzly bears and polar bears aren't one species—but they share a close ancient history.

Smokestack with a cloud of CO2 emissions that are bad for climate change over a coast during a sunset
Fossil Fuels

There’s more carbon dioxide in the air than ever before in human history

The last time they were this high, megalodon might have been still swimming around.

For patients with rectal cancer who received an experimental new treatment.
Cancer

A new rectal cancer treatment eliminated all tumors in a small group of patients

The drug shrank tumors with surprising speed, but experts caution the study involved only 12 patients.

Vintage VW bug parked on the street.
Sustainability

Love classic cars? Now you can get a ’50s whip turned into an EV.

Hotrods go green.

Apple WWDC 2022 News
Smartwatches

Everything you need to know about the new Apple M2 laptops and WWDC 2022

Here are all the new features coming to your iPhone, iPad, Apple Watch, and Mac this fall.

Harpreet Sareen with peace lily
Technology

Biohacked cyborg plants may help prevent environmental disaster

How does this cyborg flora sense pollution and metal toxins?

A pantry full of many canned and preserved fruits and vegetables.
Life Skills

Expert tips for growing food in all four seasons

In "We Are What We Eat," chef Alice Waters aims to help readers examine their approach to food production, consumption, and culture.

Images from 'Will radium restore youth?' that appeared in the June 1923 issue of Popular Science
Science

Radium was once cast as an elixir of youth. Are today’s ideas any better?

In 1923, Popular Science reported that people were drinking radium-infused water in an attempt to stay young. How far have we come to a real (and non-radioactive) 'cure' for aging?

Prepare for hurricane season by getting these key documents in order
DIY

Prepare for hurricane season by getting these key documents in order

In the aftermath of a hurricane, gathering your important documents might not be top of mind. That’s why experts suggest getting everything in order well ahead of a disaster.

5 travel essentials your phone can replace
Tech Hacks

5 travel essentials your phone can replace

Ditch that big suitcase and stuff your phone full instead.

autonomous Mayflower cruising at sea
AI

A modern AI-powered Mayflower just crossed the Atlantic

Despite glitches and detours, the robotic research vessel has finally completed its mission.

5 new features coming to your Apple devices
Technology

5 new features coming to your Apple devices

From the option to undo or edit an iMessage to an expansion of what CarPlay can do, here are some highlights from Apple's WWDC event today.

A green valley sits at the bottom of a mountain range on a sunny day.
Global Warming

Climate change is turning the snowy white Alps green

As snow cover is decreasing in the Alps, green space is growing.

hands on keyboard
Tech Hacks

4 Google Docs features you didn’t know you were missing

Docs can make writing easier. You still got to come up with the words, though.

March For Our Lives teen protesters speaking out for gun control after mass shootings
Health

Kids’ mental health becomes part of the plea for gun control

Mass shootings have increasingly hurt America's youth. But will lawmakers change anything?

The UK’s wee military recon drones will double as cartographers
Drones

The UK’s wee military recon drones will double as cartographers

The Ministry of Defence is spending some $3.8 million to purchase small, smart drones that can build maps and help provide info to people on the ground.