As a result of global warming, the world's oceans have risen by an average of around 3 mm a year since the early 1990s. But how much they have risen year on year has been a matter of some debate among experts, for instance ...
Earth Sciences
Feb 10, 2020
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17
During the early summer, corals simultaneously release tiny balls composed of sperms and eggs, known as bundles, that float to the ocean surface. Here the bundles open, allowing the sperm to fertilize the eggs where they ...
Plants & Animals
Jan 23, 2020
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4
Scientists have released their findings from the largest coral reef survey and mapping expedition ever conducted in French Polynesia. The Global Reef Expedition: French Polynesia Final Report provides a comprehensive summary ...
Environment
Dec 23, 2019
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13
A collaboration between researchers in Japan, the U.S., and Russia has found a hot spot in Earth's radiation belt where killer electrons, which can cause serious anomalies in satellites, form. The finding, published in the ...
Earth Sciences
Dec 13, 2019
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16
Many technologies that are essential for daily life—from communications to GPS navigation to weather forecasting—rely on the thousands of satellites that are orbiting Earth. When those satellites run out of gas and stop ...
Space Exploration
Dec 11, 2019
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59
North Korea withdrew from the Treaty on the Non-Proliferation of Nuclear Weapons in 2003. It subsequently developed nuclear weapons, with five underground nuclear tests culminating in a suspected thermonuclear explosion (a ...
Earth Sciences
Nov 14, 2019
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10
Satellites do a lot of things—they help people navigate from one place to another, they deliver television programming, they search for new stars and exo-planets and they enable the U.S. nuclear deterrence strategy. But ...
Space Exploration
Oct 21, 2019
1
13
Forests absorb a lot of CO2 from the air in the summer, but during the heat wave at the end of July, forests in the Netherlands emitted CO2. This is shown by measurements taken by the University of Twente.
Earth Sciences
Sep 12, 2019
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54
To measure air pollution across the United States and other large areas, scientists rely on a patchwork of satellites.
Environment
Aug 1, 2019
0
18
In the early hours of October 23, 2011, ROSAT was engulfed in the waves of the Indian Ocean. This was the end of a success story that is unparalleled in German space exploration research. The satellite, developed and built ...
Space Exploration
Jun 19, 2019
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