US gives initial approval for Qatar to purchase MQ-9 armed drones for nearly $2 billion
Chinese researchers report a pig kidney transplant and a first-step liver experiment
In closing remarks, prosecutor says Frank founder lied to JPMorgan Chase to secure $175 million deal
Neptune's auroras are captured in great detail by NASA's Webb telescope
Get ready for a partial solar eclipse across Europe and parts of North America and Africa
Housing crisis spurs alternatives to building homes, from 3D printing to walls made from hemp
Tsunami alert lifted after magnitude 6.6 earthquake rattles southwestern Japan
New Brazil law restricts use of smartphones in elementary and high schools
