Earth is about 29% land and 71% oceans. How significant is that mix for habitability? What does it tell us about exoplanet habitability?
Astrobiology
Nov 25, 2022
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65
A study published in Science analyses multiple rocks found at the bottom of Jezero Crater on Mars, where the Perseverance rover landed in 2020, revealing significant interaction between the rocks and liquid water. Those rocks ...
Planetary Sciences
Nov 24, 2022
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2999
A new light source generates ultrashort infrared pulses at wavelengths around 12µm with previously unattained peak intensity and stability. First experiments in vibrational spectroscopy on water demonstrate the high potential ...
Optics & Photonics
Nov 21, 2022
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3
Some dogs have to eat in a high chair—or, more specifically, a Bailey Chair. The chair keeps them in a vertical position while they eat so that gravity can do the work their bodies can't: moving food from the mouth to the ...
Veterinary medicine
Nov 18, 2022
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4
You can keep your best guesses. Engineers at Rice University's George R. Brown School of Engineering are starting to understand exactly what goes on when doctors pump contrast agents into your body for an MRI scan.
Analytical Chemistry
Nov 17, 2022
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76
Four billion years ago, the solar system was still young. Almost fully formed, its planets were starting to experience asteroid strikes a little less frequently. Our own planet could have become habitable as long as 3.9 billion ...
Astrobiology
Nov 3, 2022
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21
Scientists are discovering increasing numbers of planets in other galaxies that resemble our own. What gives them away? Expert Jérémy Leconte takes a look.
Astronomy
Oct 24, 2022
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45
The presence of ions affects the structure and dynamics of water on a multitude of length and time scales. New results from ultrafast spectroscopy and theoretical analyses show that the water environment of specific pairs ...
Analytical Chemistry
Oct 12, 2022
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25
As the highest region on Earth, the Tibetan Plateau engenders the most intriguing myths of Earth system science, provides the most water resources for human survival, and creates the most uncertain legacy for future generations.
Earth Sciences
Oct 11, 2022
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43
This is it, we have reached the bottom of the glacier. It is 327m under our feet. After drilling into the ice for six hours, our hot-water jet blasts into the sediment. The hose that connects it to the surface stops rolling ...
Earth Sciences
Sep 29, 2022
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