Chlorofluorocarbons (CFCs) are to blame for global warming since the 1970s and not carbon dioxide, according to new research from the University of Waterloo published in the International Journal of Modern Physics B this ...
Earth Sciences
May 30, 2013
208
11
From 1975 on, the global surface ocean has shown a pronounced-though wavering-warming trend. Starting in 2004, however, that warming seemed to stall. Researchers measuring the Earth's total energy budget-the balance of sunlight ...
Earth Sciences
Jul 2, 2013
71
0
(Phys.org)—A new study predicts that large-scale power plants based on thermoelectric effects, such as small temperature differences in ocean water, could generate electricity at a lower cost than photovoltaic power plants.
There's an interesting fluid dynamics phenomenon that happens every morning in millions of cereal bowls. When there are just a few bits of cereal left floating on top of the milk, they tend to cluster together in the middle ...
General Physics
Dec 19, 2019
2
753
(Phys.org)—Scientists have demonstrated that pinwheel-shaped microgears floating on a liquid surface can rotate at speeds of up to 300 r.p.m. when illuminated by an ordinary LED. This light-driven motion, which arises because ...
Have you ever noticed how the last bits of cereal in the bowl always seem to cling to one another, making it easy to spoon up the remaining stragglers? Physicists have -- and they've given it a name: the "Cheerios effect".
General Physics
Sep 9, 2010
16
0
Spilled coffee forms a ring as the liquid evaporates, depositing solids along the edge of the puddle. This "coffee ring effect" has fascinated scientists for decades, but now a team says they have uncovered the mechanism ...
Nanomaterials
Mar 25, 2020
3
226
The Earth is a wonderful blue and green dot covered with oceans and life, while Venus is a yellowish sterile sphere that is not only inhospitable but also sterile. However, the difference between the two is only a few degrees ...
Astrobiology
Dec 18, 2023
2
4207
In doing his due diligence, cleaning his lab equipment, fluid physicist Stoffel Janssens from the Mathematical Soft Matter Unit in the Okinawa Institute of Science and Technology (OIST), Okinawa, Japan, took notice of the ...
Condensed Matter
Mar 14, 2017
2
733
(Phys.org)—A team of researchers at Princeton University, along with assistance from a photographer in Arizona, has uncovered the secret behind why whisky does not leave behind "coffee rings" when in dries. In their paper ...
