When stars are born, they do it inside a molecular cloud. Astronomers long assumed that the "crèche" supplied all the nutrients that protostars needed to form. However, it turns out they get help from outside the nest.
Astronomy
Oct 17, 2023
5
16
A research group from Nagoya University in Japan has developed a model to clarify the importance of analyzing the formation of clouds from human and natural particles. Since many climate models simplify the formation of atmospheric ...
Earth Sciences
Dec 5, 2022
4
2
Clouds can cool or warm the planet's surface, a radiative effect that contributes significantly to the global energy budget and can be altered by human-caused pollution. The world's southernmost ocean, aptly named the Southern ...
Earth Sciences
Sep 20, 2022
2
281
"To see a world in a grain of sand," the opening sentence of the poem by William Blake, is an oft-used phrase that also captures some of what geologists do.
Planetary Sciences
Aug 24, 2022
0
368
Today's society generates ever more internet data traffic for applications such as ultra-high-definition video, cloud services and 5G mobile connections. This decades-long continual exponential growth of data traffic has ...
Optics & Photonics
Apr 22, 2022
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13
It's hard to imagine a more inhospitable world than our closest planetary neighbor. With an atmosphere thick with carbon dioxide, and a surface hot enough to melt lead, Venus is a scorched and suffocating wasteland where ...
Planetary Sciences
Dec 20, 2021
1
470
Astronomers can't touch the stars they study, but astrophysicist Nia Imara is using 3-dimensional models that fit in the palm of her hand to unravel the structural complexities of stellar nurseries, the vast clouds of gas ...
Astronomy
Sep 3, 2021
9
586
In interstellar dust clouds, turbulence must first dissipate before a star can form through gravity. A German-French research team has now discovered that the kinetic energy of the turbulence comes to rest in a space that ...
Astronomy
Jun 1, 2021
12
553
A cloud simulation that captures the development and evolution of clouds based on atmospheric physical processes is more accurate than other models.
Environment
Feb 15, 2021
0
5
Having clouds in the sky cools off the day, reflecting sunlight and shading the land. Some people have proposed that we use this type of reflective effect to cool the planet—a notion known as solar geoengineering.
Earth Sciences
Dec 8, 2020
0
6
