References

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.

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.

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.

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?

REFERENCE What is the Air Quality Index and what exactly does it refer to?

Encourage children to love science by showing them the world in miniature with some of the best microscopes for kids.

Reference Learn how to get rid of dust mites with these allergist-approved tips.

REFERENCE A device that removes pollutants is an appealing prospect, but how exactly do air purifiers work?

REFERENCE We pit air purifiers against essential oil diffusers to get a sense of the differences.

REFERENCE Are air purifiers safe to use around our furry friends?

Prime Day sees some pretty tempting deals and discounts on science gifts, but is it worth waiting for Black Friday to potentially save even more?

How much do you know about evolution? Take this quiz to find out.