Hold on to your hats, because scientists have found more evidence that Earth tips over from time to time. We know that the continents are moving slowly due to plate tectonics, but continental drift only pushes the tectonic ...
Earth Sciences
Oct 18, 2021
4
1749
Hundreds of millions of years ago, in the middle of what would eventually become Canada's Yukon Territory, an ocean swirled with armored trilobites, clam-like brachiopods and soft, squishy creatures akin to slugs and squid.
Earth Sciences
Jul 9, 2021
1
4728
Turbulence makes many people uneasy or downright queasy. And it's given researchers a headache, too. Mathematicians have been trying for a century or more to understand the turbulence that arises when a flow interacts with ...
General Physics
Nov 16, 2021
0
687
(Phys.org)—The sun's energy is virtually limitless, but harnessing its electricity with today's single-crystal silicon solar cells is extremely expensive—10 times pricier than coal, according to some estimates. Organic ...
General Physics
Jan 25, 2013
16
0
Whether in photosynthesis or in a photovoltaic system: if you want to use light efficiently, you have to absorb it as completely as possible. However, this is difficult if the absorption is to take place in a thin layer of ...
Optics & Photonics
Aug 25, 2022
8
1743
Researchers at The University of Manchester in the UK, led by Dr. Artem Mishchenko, Prof Volodya Fal'ko and Prof Andre Geim, have discovered the quantum Hall effect in bulk graphite—a layered crystal consisting of stacked ...
Nanophysics
Feb 25, 2019
0
2233
Royal Ontario Museum revealed new research based on a cache of fossils that contains the brain and nervous system of a half-billion-year-old marine predator from the Burgess Shale called Stanleycaris. Stanleycaris belonged ...
Evolution
Jul 8, 2022
3
949
You've probably seen the UV index in the day's weather forecast, and you know it tells you when you need to cover up and wear sunscreen.
Environment
Dec 21, 2021
0
32
Earth's complex systems interact between atmospheric, terrestrial, hydrological, cryological (ice and snow) and biological processes in feedback loops. Understanding their relationships is important for modeling their future ...
What weighs 77 pounds, goes 50 mph (80 kph) and looks like a Swiss cheese on wheels?
Engineering
May 20, 2016
22
2449
