Scientists using data from NASA's Curiosity rover have measured the total organic carbon—a key component in the molecules of life—in Martian rocks for the first time.
Astrobiology
Jun 27, 2022
0
513
During another time in which Earth warmed rapidly in conjunction with a spike in atmospheric carbon similar to our modern climate, seawater temperature and chemical changes decimated an important piece of the food web in ...
Environment
Mar 9, 2022
6
54
(Phys.org) —When Apollo 11 returned from its historic flight in 1969, the moon rocks and lunar soil collected by Neil Armstrong and Buzz Aldrin eventually found their way to some 150 laboratories worldwide. One of those ...
Space Exploration
May 9, 2013
1
0
As methane concentrations increase in the Earth's atmosphere, chemical fingerprints point to a probable source: shale oil and gas, according to new Cornell University research published today (14 August) in Biogeosciences, ...
Earth Sciences
Aug 14, 2019
0
152
Giant 10-foot-tall elephant birds, with eggs eight times larger than an ostrich's. Sloth lemurs bigger than a panda, weighing in at 350 pounds. A puma-like predator called the giant fosa.
Archaeology
Apr 1, 2019
1
75
Nuclei in their lowest energy states (ground state) are composed of neutrons and protons. Two protons and two neutrons in a nucleus can cluster together to form alpha particles. When the nucleus gets nearly enough energy ...
General Physics
Feb 21, 2019
0
18
