Tech

A U.S. Air Force base in Texas has taken the first steps to guard against an electromagnetic pulse (EMP) attack. But what, exactly, is an EMP, and how big is the threat?

If you are perplexed by reports of unidentified aerial phenomena and possible visitations of alien spacecraft, you can take action with do-it-yourself sky-monitoring gear.

X-ray scans and digital reconstructions revealed the contents of undelivered letters that were sealed more than 600 years ago.

In AI-generated animations, faces that were once frozen in time blink, turn their heads and even smile.

It's almost impossible to argue that gasoline-powered cars are better for the environment.

Here's how crude oil becomes plastic.

A new exhibit showcases microscopy in archaeology, highlighting objects' unexpected beauty and revealing clues about the past.

Following the collapse of the historic Arecibo Observatory in Puerto Rico, China has opened the biggest radio telescope in the world up to international scientists.

Robotic "Mars Dogs" could use artificial intelligence and sensors to investigate the Martian surface and map hidden lava tunnels.

Encryption tech can be either hardware or software.

An army officer was among the first people to inspect wreckage of a so-called UFO crash in Roswell, New Mexico, and he may have recorded clues about what he saw in a journal.

Here's a roundup of Montessori toys for the little ones in your life who love to learn and have fun while they're at it.

Little scientists will have a bundle of fun with science kits; they will try their hand at making a potato clock, learning to levitate a pencil, creating a test-tube sunset and more.

The Boeing 737 Max began flying commercially in May 2017 but has been grounded for over a year and a half following two crashes within five months. Is it safe enough for liftoff?

Attention, Lego fans! If you love aliens and UFOs, or spaceflight and sci-fi, we've got the perfect sets for you and your kids.

The first fax machine used telegraph lines and was patented 33 years before Alexander Graham Bell's famous first phone call.

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