Raider X is one of two candidates in the Army's Future Attack Reconnaissance Aircraft competition. Here's how the machine is coming together right now.

After 40 years, Air Force pilots will finally get to test out some new brain buckets.

A 'sentient' machine explores the difference between fluent language and fluent thought—and the consequences of confusing the two.

The wolf genomes could help settle the long-standing mystery of dog domestication.

If machines can learn as adeptly as children do, the military thinks they might be able to help out in useful ways.

Eliminating waste is crucial, but experts argue this timeline is too long.

Officials from Portland, New York, Miami and Phoenix discuss plans to keep residents safe in extreme heat.

Ecologist Kitt Heckscher discovered four new firefly species in coastal wetlands. He swears there are many more.

Google's history with messaging apps is chaotic. With Hangouts gone, here's a look at what's left.

The human health hazards of gas leaks are still relatively unknown.