In photocatalytic water splitting, a photocatalyst, typically a semiconductor material, is used to absorb light energy and initiate the water splitting reaction. When light is absorbed by the photocatalyst, it creates electron-hole ...
Analytical Chemistry
Jun 28, 2024
0
6
Africa is on fire. It has been for thousands of years. The continent contains more than 50% of the total area on Earth that is burning, on average, and there is no sign of it stopping; indeed, the migrating, hemisphere-hopping ...
Earth Sciences
Jan 3, 2024
11
56
The world's first 3D-printed rocket launched successfully on Wednesday, marking a step forward for the California company behind the innovative spacecraft, though it failed to reach orbit.
Space Exploration
Mar 23, 2023
0
353
A study led by Colorado State University suggests that the answers to how and why mountains form are buried deeper than once thought.
Earth Sciences
Jun 2, 2023
0
71
Imagine the explosive disturbance caused by a jet going supersonic. A similar shock wave occurs when subatomic particles known as "solar wind" flow from the sun and strike the Earth's magnetic field. Now, scientists have ...
Plasma Physics
Jun 27, 2023
1
1167
Early in the formation of Earth, an ocean of magma covered the planet's surface and stretched thousands of miles deep into its core. The rate at which that "magma ocean" cooled affected the formation of the distinct layering ...
Earth Sciences
Feb 27, 2023
0
311
I used to love rocket launches when I was younger. During every launch, I imagined what it would feel like to be an astronaut sitting in the spacecraft, listening to that final countdown and then feeling multiple gees push ...
Astronomy
Feb 12, 2024
0
48
In July of this year, an asteroid roughly 30 to 60 meters across passed Earth to within one-quarter of the distance to the moon. It posed no threat to our world, but if it had struck Earth it would have created a blast three ...
Planetary Sciences
Oct 30, 2023
0
13
Swiss scientists are reconstructing the climate of the ancient world using small wooden artifacts hung on mummified remains.
Archaeology
Apr 4, 2023
0
255
We all know that to have life on a world, you need three critical items: water, warmth, and food. Now add to that a factor called "entropy." It plays a role in determining if a given planet can sustain and grow complex life.
Astrobiology
Dec 14, 2023
0
26
