What do coffee, red wine and ink have in common? The stubborn stains they leave behind. Anyone who has ever knocked over a cup of coffee will know that coffee dries in an unusual pattern, the stain is lighter at the center ...
Polymers
Jun 8, 2022
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59
Captured by the NASA/ESA Hubble Space Telescope, this image shows NGC 7513, a barred spiral galaxy. Located approximately 60 million light-years away, NGC 7513 lies within the Sculptor constellation in the Southern Hemisphere.
Astronomy
Jul 10, 2020
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211
Multi-stability, or coexistence of multiple behaviors, is a universal phenomenon found in almost all areas of science in nature, from lasers and chemical reactions to climate or the brain. The phenomenon of multi-stability ...
General Physics
Jul 27, 2015
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9
(Phys.org) —According to Benjamin Franklin, "nothing can be said to be certain, except death and taxes." But what if Franklin had it wrong—at least about death? University of Georgia ecologist Richard P. Shefferson explored ...
Ecology
Sep 5, 2013
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0
Only one planet has been proven to support life: Earth. But evidence is mounting that we are not alone. Biogeochemist Ariel Anbar and astrophysicist Steven Desch, professors in ASU's School of Earth and Space Exploration, ...
Astronomy
Jul 16, 2013
2
0
(Phys.org) -- As time passes and more research is done, more evidence is compiled supporting the theory that suggests that dark matter is a real thing, even though no direct evidence for its existence has ever been found. ...
(Phys.org) -- Because astronomy and astrophysics are still so much a mixture of theory, conjecture and generally difficult to measure phenomenon, at least as compared with many of the other sciences, one of the most highly ...
