Entropy is often associated with disorder and chaos, but in biology it is related to energy efficiency and is closely linked to metabolism, the set of chemical reactions that sustain life.
Bio & Medicine
Mar 6, 2024
0
108
Alaska is on the front lines of climate change, experiencing some of the fastest rates of warming of any place in the world. And when temperatures rise in the state's interior—a vast high-latitude region spanning 113 million ...
Ecology
Jan 3, 2024
0
67
The shimmering green, red and purple curtains of the northern and southern lights—the auroras—may be the best-known phenomena lighting up the nighttime sky, but the most mysterious are the mauve and white streaks called ...
Earth Sciences
Dec 9, 2023
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1543
On the highway of heat transfer, thermal energy is moved by way of quantum particles called phonons. But at the nanoscale of today's most cutting-edge semiconductors, those phonons don't remove enough heat. That's why Purdue ...
Condensed Matter
Dec 7, 2023
1
67
Teams at the U.S. Department of Energy's SLAC National Accelerator Laboratory recently celebrated the completion of a major upgrade to the world's first hard X-ray free-electron laser (XFEL), the Linac Coherent Light Source ...
General Physics
Nov 21, 2023
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2
The one thing everyone knows about black holes is that absolutely everything nearby gets sucked into them. Almost everything, it turns out.
Astronomy
Nov 14, 2023
32
108
Sperm can modulate their energetics by regulating their flagellar waveform—how the sperm oscillate their tails—in order to adapt to varying fluid environments, potentially optimizing their motility and navigation within ...
Cell & Microbiology
Nov 1, 2023
0
61
Jupiter's Io stands apart from the solar system's other moons, with its numerous volcanoes and its surface dominated by lava flows. Io's surface volcanism was confirmed in 1979 when the Voyager spacecraft imaged it, but its ...
Planetary Sciences
Oct 26, 2023
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51
Viewed from the Voyager 1 space probe as it passed beyond the edge of the solar system, Earth and Venus might not look too different—same diameter, similar mass and distance from the sun.
Earth Sciences
Oct 17, 2023
0
20
EPFL scientists have developed a model that sheds light on the seismic risks arising from subsurface fluid injections carried out as part of geothermal energy extraction.
Earth Sciences
Jul 19, 2023
0
31
