What is the structure of the Earth? For starters, it consists of several layers: the crust, the upper and lower mantle, and the core. The mantle makes up most of our planet's volume—84%. The lower mantle represents 55% ...
Earth Sciences
Oct 20, 2022
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474
Active volcanic activity helped create the moon's surface minerology as recently as 2 billion years ago, leaving an iron-rich and high-calcium surface of basalts geographically younger than the lunar geology community previously ...
Planetary Sciences
Oct 20, 2022
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30
The construction of large structures such as space stations, space solar power stations, and space telescopes is one of the main development trends for space exploration in the future. However, due to their large size, such ...
Space Exploration
Oct 14, 2022
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16
Direct air capture may be key to saving Earth from the effects of climate change, but there's a catch: It's really hard to do.
Nanomaterials
Oct 11, 2022
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92
Amid global efforts towards carbon neutrality, automakers all over the world are actively engaged in research and development to convert internal combustion engine vehicles into electric vehicles. Accordingly, competition ...
Analytical Chemistry
Oct 3, 2022
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3
X-rays are electromagnetic waves with short wavelengths and strong penetrability in physical matter, including live organisms. Scintillators capable of converting X-rays into the ultraviolet (UV), visible or near-infrared ...
Optics & Photonics
Sep 19, 2022
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18
It's not just rocket fuel propelling America's first moonshot after a half-century lull. Strategic rivalry with China's ambitious space program is helping drive NASA's effort to get back into space in a bigger way, as both ...
Space Exploration
Sep 15, 2022
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25
ESA astronaut Samantha Cristoforetti will soon fulfill the role of commander of the International Space Station, taking over from fellow Expedition 67 crew member Oleg Artemyev.
Space Exploration
Sep 14, 2022
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22
Many around the world will watch eagerly this Saturday as NASA launches Artemis I, the agency's first Moon exploration mission since the 1970s.
Space Exploration
Sep 2, 2022
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14
If NASA is to boldly go where no man has gone before, the federal agency might have Tampa to thank for it.
Space Exploration
Sep 1, 2022
0
19
