James Webb Space Telescope's first spectrum of a TRAPPIST-1 planet
In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
In a solar system called TRAPPIST-1, 40 light years from the sun, seven Earth-sized planets revolve around a cold star.
Astronomy
Sep 25, 2023
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The climactic end of a seven-year voyage comes Sunday when a NASA capsule is due to land in the Utah desert, carrying to Earth the largest asteroid samples ever collected.
Space Exploration
Sep 24, 2023
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The Earth's crust continued a slow process of reworking for billions of years, rather than rapidly slowing its growth some 3 billion years ago, according to a Penn State-led research team. The new finding contradicts existing ...
Earth Sciences
Sep 22, 2023
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The Amazon river basin is known for its immense and lush tropical forests, so one might assume that the Amazon's land is equally rich. In fact, the soils underlying the forested vegetation, particularly in the hilly uplands, ...
Archaeology
Sep 20, 2023
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A team of scientists has developed a novel way to measure variations in the Earth's rotation. In their paper published in the journal Nature Photonics, the team explains how their new approach works and how well it did when ...
A research team led by Prof. Shen Yan'an from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) conducted a systematic study of the interglacial stratigraphy in South China ...
Earth Sciences
Sep 18, 2023
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A study published in npj Microgravity, finds an engineered compound given to mice aboard the International Space Station (ISS) largely prevented the bone loss associated with time spent in space.
Space Exploration
Sep 18, 2023
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A new study updates the planetary boundary framework and shows human activities are increasingly impacting the planet and, thereby, increasing the risk of triggering dramatic changes in overall Earth conditions.
Earth Sciences
Sep 13, 2023
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Nearly 6,000 different minerals are known to exist on Earth, but after more than 50 years of investigations, only 161 minerals have been recorded on Mars—a dramatically lower number for a planet that shares much in common ...
Planetary Sciences
Sep 7, 2023
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Stishovite has the same chemical formula as silica quartz (SiO2) but it has much higher density. While SiO2 is abundant on Earth's crust, it is also a major component of basalt, a type of igneous rock that is rich in iron ...