Most galaxies, including our own, grow by accumulating new material and turning them into stars—that much is known. What has been unknown is where that new material comes from and how it flows into galaxies to create stars.
Astronomy
Jan 20, 2022
23
605
About 2.4 billion years ago, Earth's atmosphere underwent what is called the Great Oxidation Event (GOE). Prior to the GOE, early Earth had far less molecular oxygen than we have today. After the GOE, molecular oxygen began ...
Earth Sciences
Jan 19, 2022
1
418
A team of astronomers, led by Arizona State University undergraduate student Emma Softich, has discovered a rare pair of brown dwarfs that has the widest separation of any brown dwarf binary system found to date.
Astronomy
Jan 13, 2022
0
503
ASU scientists and engineers building the Europa Thermal Emission Imaging System (E-THEMIS) for NASA's Europa Clipper passed a major hurdle recently by capturing the first successful test images from this complex infrared ...
Space Exploration
Jan 11, 2022
0
60
A simple, marine-dwelling creature known as Trichoplax adhaerens has some remarkable properties. The organism can tolerate unusually high doses of radiation that would kill most other forms of life. T. adhaerens has another ...
Cell & Microbiology
Jan 3, 2022
1
525
Ten thousand years ago, just after the last Ice Age, a group of hunter-gatherers buried an infant girl in an Italian cave. They entombed her with a rich selection of their treasured beads and pendants, and an eagle-owl talon, ...
Archaeology
Dec 14, 2021
4
10691
In the strange, dark world of the ocean floor, underwater fissures, called hydrothermal vents, host complex communities of life. These vents belch scorching hot fluids into extremely cold seawater, creating the chemical forces ...
Astrobiology
Nov 23, 2021
5
1379
As compounding impacts from our worsening climate crisis become more visible around the globe, leading scientists have released the 10 most important new insights on the climate. "The 10 New Insights in Climate Science" series ...
Environment
Nov 4, 2021
0
6
The history of indigenous displacement and land dispossession is a long, troubled and still incomplete history of the United States. It's been widely reported that since 1776, the year America was founded, the U.S. has seized ...
Social Sciences
Oct 28, 2021
0
127
An international team of scientists, using the ground-based Gemini Observatory telescope in Chile, is the first to directly measure the amount of both water and carbon monoxide in the atmosphere of a planet in another solar ...
Space Exploration
Oct 27, 2021
0
1301
