Scientists in Peru have removed small green algae from polluted lakes and rivers in a bid to strengthen them with nutrients and oxygen before returning them to purify those water bodies from harmful mining waste.
Environment
Mar 14, 2019
0
26
With the continuous improvement of efficiency and stability, perovskite solar cells are gradually approaching practical applications. PSCs may show the special application in space where oxygen and moisture (two major stressors ...
Energy & Green Tech
Mar 13, 2019
0
9
"They eat and sleep while they are airborne. This is something that researchers have believed since the 1950s, and now we can show that it's true", says Anders Hedenström, professor at the Department of Biology at Lund University.
Ecology
Mar 6, 2019
0
78
Airborne Wind Energy Systems (AWES) are a new kind of technology to harvest wind energy. The expensive and heavy tower and rotor of a conventional wind turbine are replaced by a light tether and an aircraft (flexible giant ...
Engineering
Feb 20, 2019
0
30
A startup that plans to use high-altitude balloons to deploy rockets has successfully fired a test launch, moving closer to its goal of helping end the backlog of microsatellites that wait months or longer to "hitch" a ride ...
Engineering
Feb 13, 2019
0
4
Testing a candidate design for a subsonic parachute to slow a future mission to Mars inside Canada's National Research Council wind tunnel, in Ottawa.
Space Exploration
Jan 16, 2019
0
14
The Atmosphere-Space Interactions Monitor – ASIM – is performing well outside the European Columbus laboratory module on the International Space Station.
Earth Sciences
Jan 9, 2019
0
5
Himalayan marmots can survive at altitudes up to 5,000 meters in the Himalayan regions of India, Nepal, and Pakistan and on the Qinghai-Tibetan Plateau of China, where many of them face extreme cold, little oxygen, and few ...
Biotechnology
Dec 20, 2018
0
67
Soot from road traffic in emerging countries can reach high altitudes, where it can be transported over long distances and thus contributes to global warming. This is the conclusion of a study performed by an international ...
Environment
Dec 14, 2018
0
5
Virgin Galactic's tourism spaceship climbed more than 50 miles high above California's Mojave Desert on Thursday, reaching for the first time what the company considers the boundary of space.
Space Exploration
Dec 13, 2018
11
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