Electricity and magnetism are closely related: Power lines generate a magnetic field, rotating magnets in a generator produce electricity. However, the phenomenon is much more complicated: electrical and magnetic properties ...
General Physics
Sep 14, 2020
5
597
It could be a milestone on the path to detecting life on other planets: Scientists under the leadership of the University of Bern and of the National Center of Competence in Research (NCCR) PlanetS detect a key molecular ...
Space Exploration
Jun 18, 2021
8
1190
Antibiotic-Resistant Genes (ARGs) that were first detected in urban India have been found 8,000 miles away in one of the last 'pristine' places on earth, a new study has shown.
Environment
Jan 28, 2019
0
764
A new international analysis of marine fossils shows that warming of the polar oceans during the Eocene, a greenhouse period that provides a glimpse of Earth's potential future climate, was greater than previously thought.
Earth Sciences
Jan 23, 2018
15
532
Norwegian scientists have seen polar bears eating dolphins in the Arctic for the first time ever and blame global warming for the bears expanding their diet.
Ecology
Jun 12, 2015
1
87
(Phys.org)—Researchers have designed a new type of mirror that reflects light in a completely different way than conventional mirrors do. The new mirror, called a chiral meta-mirror, has potential applications for information ...
The anticipated melting of the massive West Antarctic Ice Sheet could be slowed by two big factors that are largely overlooked in current computer models, according to a new study.
Earth Sciences
Nov 10, 2015
1
116
Johan Rockstrom, Director of the Potsdam Institute for Climate Impact Research (PIK), is a Big Picture scientist who strives to see how all the pieces of our planet's complex climate system fit together.
Environment
Dec 23, 2019
1
1187
One of the most worrisome aspects of climate change is the role played by positive feedback mechanisms. In addition to global temperatures rising because of increased carbon dioxide and greenhouse gas emissions, there is ...
Earth Sciences
Feb 24, 2017
7
414
A 21-second newsreel clip featuring the last known images of the extinct thylacine, filmed in 1935, has been digitised in 4K and released by the National Film and Sound Archive of Australia (NFSA).
Plants & Animals
May 20, 2020
0
112
