(Phys.org)—Over the past few years, Li-air batteries (more precisely, Li-oxygen batteries) have become attractive due to their theoretical ability to store nearly as much energy per volume as gasoline. The key to this high ...
A group of 17 scientists with varied backgrounds, including noted climatologist James Hansen has written a paper describing a scenario where the world's oceans rise much faster than other models have predicted—they have ...
(PhysOrg.com) -- So accustomed are we to the sunshine, rain, fog and snow of our home planet that we find it next to impossible to imagine a different atmosphere and other forms of precipitation.
Astronomy
Sep 29, 2009
12
0
More than 2.4 billion years ago, Earth's atmosphere was inhospitable, filled with toxic gases that drove wildly fluctuating surface temperatures. Understanding how today's world of mild climates and breathable air took shape ...
Earth Sciences
Mar 13, 2017
8
680
(Phys.org)—Satellites show that the recent ozone hole over Antarctica was the smallest seen in the past decade. Long-term observations also reveal that Earth's ozone has been strengthening following international agreements ...
Earth Sciences
Feb 10, 2013
8
0
Normally computers speed up calculations. But with his new pen-and-paper formula Kevin Heng of the University of Bern, Switzerland, gets his results thousands of times faster than using conventional computer codes. The astrophysicist ...
Astronomy
Jul 22, 2016
3
753
A team of UC San Diego-led atmospheric chemistry researchers moved closer to what is considered the "holy grail" of climate change science when it made the first-ever direct detection of biological particles within ice clouds.
Earth Sciences
May 17, 2009
1
0
A new study, based on the most-extensive set of measurements ever made in tide pools, suggests that ocean acidification will increasingly put many marine organisms at risk by exacerbating normal changes in ocean chemistry ...
Environment
Mar 18, 2016
3
398
Since 2013, annual emissions of a banned chlorofluorocarbon (CFC) have increased by around 7,000 tonnes from eastern China, according to new research published in Nature today [Wednesday 22 May 2019] by an international team ...
Environment
May 22, 2019
48
967
The unusual behavior of sulfur in Venus' atmosphere cannot be explained by an "aerial" form of extra-terrestrial life, according to a new study.
Astrobiology
Jun 14, 2022
0
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