Four billion years ago, the Earth looked very different than it does today, devoid of life and covered by a vast ocean. Over the course of millions of years, in that primordial soup, life emerged. Researchers have long theorized ...
Biochemistry
Jul 28, 2022
8
2232
About 400,000 years ago, large parts of Greenland were ice-free. Scrubby tundra basked in the sun's rays on the island's northwest highlands. Evidence suggests that a forest of spruce trees, buzzing with insects, covered ...
Earth Sciences
Jul 23, 2023
1
161
The Earth's climate has undergone some big changes, from global volcanism to planet-cooling ice ages and dramatic shifts in solar radiation. And yet life, for the last 3.7 billion years, has kept on beating.
Earth Sciences
Nov 16, 2022
0
718
The James Webb Space Telescope has measured the temperature of a rocky exoplanet for the first time, finding that a "cousin" of Earth most likely lacks an atmosphere, researchers said Monday.
Planetary Sciences
Apr 2, 2023
0
92
Since the first planet orbiting a star other than the sun was discovered in 1995, we have realized that planets and planetary systems are more diverse than we ever imagined. Such distant worlds—exoplanets—give us the ...
Astronomy
Nov 27, 2022
0
123
Adding crushed volcanic rock to cropland could play a key role in removing carbon from the air. In a field study, scientists at the University of California, Davis, and Cornell University found the technology stored carbon ...
Earth Sciences
Oct 24, 2023
20
349
Think of it as recycling on the nanoscale: a tantalizing electrochemical process that can harvest carbon before it becomes air pollution and restructure it into the components of everyday products.
Analytical Chemistry
Feb 6, 2024
7
130
Macquarie University engineers have developed a new technique to make the manufacture of nanosensors far less carbon-intensive, much cheaper, more efficient, and more versatile, substantially improving a key process in this ...
Nanomaterials
Aug 4, 2023
0
477
While humanity's efforts to curb planet-warming emissions are nowhere near enough to avoid heating the world to catastrophic levels, tentative improvements show that progress is possible.
Environment
Nov 24, 2023
0
68
Skoltech researchers have studied the effect of injecting two chemical agents for enhanced oil recovery into oil shale. As it turned out, both of the investigated fluids—water solutions of nanoparticles and a soaplike substance ...
Earth Sciences
Aug 3, 2023
0
56
