A Chinese spacecraft lifted off from the moon Thursday night with a load of lunar rocks, the first stage of its return to Earth, the government space agency reported.
Space Exploration
Dec 3, 2020
3
157
Pyrite, or fool's gold, is a common mineral that reacts quickly with oxygen when exposed to water or air, such as during mining operations, and can lead to acid mine drainage. Little is known, however, about the oxidation ...
Earth Sciences
Oct 29, 2020
0
82
Climate change and human activities, including heat emission, nitrogen (N) emission and water management, are altering the hydrothermal condition and N transport in the soil and river systems, thereby affecting the global ...
Earth Sciences
Oct 12, 2020
0
100
Changes in the water cycle have important impacts on ecosystems and human activities. In the context of the current and expected temperature rise due to global warming, it is extremely important to understand the origin and ...
Earth Sciences
Aug 24, 2020
0
79
A new study led by scientists at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, shows that exhaust from a mid-sized lunar lander can quickly spread around the Moon and potentially contaminate scientifically ...
Space Exploration
Aug 14, 2020
1
291
The vapor that plants emit when they breathe serves to lower land surface temperature, much like watering the yard on a hot day. Until now, the greenhouse effect has been blamed for the rise in global temperature. But an ...
Environment
May 14, 2020
3
1716
Scientists have revealed the critical role that the chemical composition of bedrock plays in limiting vegetation growth in some of the world's most barren and rocky terrains.
Earth Sciences
May 13, 2020
0
347
Climate and marine scientists are observing pervasive warming of the ocean and land surfaces across the globe. Since the middle of the 19th century, the average global temperature recorded on the land surface has risen by ...
Earth Sciences
May 6, 2020
0
247
Greenland and Antarctica are shedding six times more ice than during the 1990s, driving sea level rise that could see annual flooding by 2100 in regions home today to some 400 million people, scientists have warned.
Earth Sciences
Mar 12, 2020
50
2296
Hydropower dams, which use flowing water to turn a series of turbines to generate electricity, provide a source of energy that doesn't rely on fossil fuels. But they also disrupt the flow of rivers, and impact the fish and ...
Environment
Feb 14, 2020
1
34
