Floods of unimaginable magnitude once washed through Gale Crater on Mars' equator around 4 billion years ago—a finding that hints at the possibility that life may have existed there, according to data collected by NASA's ...
Space Exploration
Nov 20, 2020
8
2132
The cell membrane is the cell's outermost line of defense against SARS-CoV-2, the novel coronavirus responsible for COVID-19 disease.
Cell & Microbiology
Nov 20, 2020
0
22
An international team comprising researchers from the University of Bristol, and Hunan and Central South Universities in China, have prepared biocompatible protocells that generate nitric oxide gas—a known reagent for blood ...
Biochemistry
Nov 20, 2020
0
180
Scientists working with data from the Sloan Digital Sky Surveys' Apache Point Observatory Galactic Evolution Experiment (APOGEE) have discovered a "fossil galaxy" hidden in the depths of our own Milky Way.
Astronomy
Nov 20, 2020
25
32318
In 1838, Friedrich Wilhelm Bessel won the race to measure the first distance to a star other than our Sun via the trigonometric parallax—setting the first scale of the universe.
Astronomy
Nov 20, 2020
7
450
With the increasing pressure on global carbon emissions and climate change, it is urgent to develop cleaner energy alternatives instead of fossil fuels. Hydrogen is a clean fuel with zero carbon emission because it produces ...
Materials Science
Nov 20, 2020
0
24
Drones are a powerful tool for conservation—but they should only be used after careful consideration and planning, according to a new report.
Ecology
Nov 20, 2020
0
6
Although coastlines have widely been proposed as potential corridors of past migration, the occupation of Africa's tropical coasts during the Stone Age is poorly known, particularly in contrast to the temperate coasts of ...
Archaeology
Nov 20, 2020
0
291
Researchers analyzing snow and stream samples from the National Geographic and Rolex Perpetual Planet Everest Expedition have found evidence of microplastic pollution on Mount Everest. While the highest concentrations of ...
Environment
Nov 20, 2020
2
92
A plant used in traditional Chinese medicine has evolved to become less visible to humans, new research shows.
Plants & Animals
Nov 20, 2020
3
1486
