References

Buying Guide We've ranked the best photo editing laptops, from MacBooks to gaming notebooks

Buying Guide Ideal for work and entertainment, these are the best laptops for students in 2024.

Find one of the best laptops for coding and programming so you can work on the go with ultimate power in a portable package.

Apple Watch vs Garmin: the top smartwatch brand takes on the marathon runner’s favorite.

Black Friday and the Christmas sales are both great times to save money on the best science gifts, but is one better than the other?

Reference It’s time to settle the Fitbit vs Apple Watch debate.

Black holes have captivated scientists for more than a century. How well do you know these supermassive wonders of the universe?

Reference These are some of the common signs and symptoms of poor air quality, according to experts.

REFERENCE Do HEPA filters remove viruses, and what's the science behind them?

Reference How do personal air purifiers work — and can they really improve the quality of the air we breathe?

Reference How to test the air quality in your home, according to experts.

Sharks are formidable fish, having survived multiple mass extinction over hundreds of millions of years. But how much do you know about these misunderstood creatures? Take our quiz to find out.

How many of the 160 named volcanoes in the U.S. and territories do you know? If you live in Alaska you have a big advantage.

The Periodic Table, first created by Dmitri Mendeleev, organizes all of the known elements in an informative array.

Buying Guide Looking to check out macOS? Here are the best MacBooks for students you can buy right now.

Buying Guide These are the best electric toothbrushes for kids, from Oral B Kids and Philips Sonicare for Kids to AutoBrush Sonic Pro.

Volatile organic compounds (VOCs) are gaseous chemicals that are emitted by various household items, as well as natural sources.

REFERENCE Wondering how to improve the air quality in your home? This is what the experts have to say.

Pangaea is Earth's most recent supercontinent, which existed 320 million to 195 million years ago.

REFERENCE Air purifiers can capture airborne pollutants, but do they also help with bad smells?