Single unmanned autonomous vehicles (UAVs) directed by joysticks, radio controllers, and mobile phones are already accomplishing a variety of useful tasks, such as aerial photography and security patrols. But using multiple ...
Engineering
Oct 2, 2017
0
13
Climate policies that target agriculture and forests could lead to increased food prices. But reducing deforestation and increasing soil carbon sequestration in agriculture could significantly reduce greenhouse gas emissions ...
Environment
Oct 2, 2017
0
10
Light consists of a flow of photons. If two waveguides – cables for light – are side by side, they attract or repel each other. The interaction is due to the optical force, but the effect is usually extremely small. Physicists ...
Optics & Photonics
Oct 2, 2017
3
565
Thousands of residents who fled a rumbling volcano on the island of Bali are refusing to leave evacuation centres after being told to return to their homes outside of the immediate danger zone.
Environment
Oct 2, 2017
0
6
The man who founded Taiwan Semiconductor Manufacturing (TSMC) and made it the world's biggest microchip producer in terms of contracts announced Monday he would retire next year.
Business
Oct 2, 2017
0
3
A ping-pong-playing robot served up a hit at a top Tokyo tech fair Monday, while a barely-moving machine in the shape of a sloth aimed to provide a relaxing change of pace.
Robotics
Oct 2, 2017
0
302
Czech taxi drivers on Monday blocked traffic at Prague's international airport to protest what they and many of their counterparts abroad call unfair competition from the controversial ride-sharing app Uber.
Business
Oct 2, 2017
0
4
Flies throng over piles of faeces, the drains overflow with sewage and the foul smell in the air is inescapable.
Environment
Oct 2, 2017
0
12
Google announced new steps to help struggling news organizations Monday—including an end to a longstanding "first click free" policy to generate fresh revenues for publishers hurt by the shift from print to digital.
Internet
Oct 2, 2017
0
4
The evacuation of a Vanuatu island was continuing on Monday even after scientists said an erupting volcano had stabilized.
Environment
Oct 2, 2017
0
3
