An unmanned glider streaks over the Pacific Ocean at 20 times the speed of sound in a video released Thursday by a U.S. defense research agency experimenting with technology that could give the military the ability to strike ...
Engineering
Aug 25, 2011
66
0
With each breath, humans exhale more than 1,000 distinct molecules, producing a unique chemical fingerprint or "breathprint" rich with clues about what's going on inside the body.
Analytical Chemistry
May 10, 2023
0
126
Satellite imagery confirms an enormous iceberg, around five times the size of Malta, has finally calved from Antarctica's Brunt Ice Shelf. The new berg, estimated to be around 1550 sq km and around 150 m thick, calved when ...
Environment
Jan 24, 2023
1
144
A Policy Forum article published today in Science calls for a new approach to regulating genetically engineered (GE) crops, arguing that current approaches for triggering safety testing vary dramatically among countries and ...
Agriculture
Sep 1, 2022
0
217
Every day, millions of Americans rely on natural gas to power appliances such as kitchen stoves, furnaces, and water heaters, but until now very little data existed on the chemical makeup of the gas once it reaches consumers.
Environment
Jun 28, 2022
6
253
The United States said Monday it was investigating a "debris-generating event in outer space" after astronauts on the International Space Station were forced to prepare for a possible evacuation.
Space Exploration
Nov 15, 2021
0
421
Scientists and graduate students with minority identities who conduct fieldwork report being stalked, followed, sexually assaulted, harassed, threatened, having guns pulled on them and police called on them.
Other
Nov 4, 2020
0
182
As many YouTube videos show, striking the top of a liquid-filled bottle can shatter the bottom. Now researchers are hoping to use new knowledge of that party trick to help fill a gap in something much more serious: brain ...
General Physics
Sep 13, 2017
0
138
A US government agency has decided to buy iPhones for its employees, dumping its BlackBerry smartphones, citing their unreliability.
Business
Nov 21, 2012
2
0
Women consistently raise concerns about their safety when moving through their cities and communities.
Social Sciences
Nov 17, 2023
0
1
