Moon rocks look rather nondescript—they are often gray in color—but for NASA planetary scientist Samuel Lawrence, they are the "most precious materials on Earth."
Space Exploration
Jun 16, 2019
0
103
It's a feat three decades in the making: Harvard University chemists have achieved what a new paper calls a "landmark in drug discovery" with the total synthesis of halichondrin. Known to be a potent anti-cancer agent in ...
Biochemistry
13 hours ago
1
377
US President Richard Nixon gave moon rocks collected by Apollo 11 and Apollo 17 astronauts to 135 countries around the world and the 50 US states as a token of American goodwill.
Space Exploration
Jun 16, 2019
10
129
Plastic, paper, metal? In Japan's Kamikatsu, sorting rubbish isn't that simple. Residents face a mind-boggling 45 separate categories for their garbage as the town aims to be "zero-waste" by 2020.
Environment
Jun 16, 2019
6
593
The periodic table of elements that most chemistry books depict is only one special case. This tabular overview of the chemical elements, which goes back to Dmitri Mendeleev and Lothar Meyer and the approaches of other chemists ...
Mathematics
10 hours ago
3
871
Hospital ventilators shut down, football matches with obligatory water breaks and food spoiling in fridges without power: Iraq's notorious summer has arrived.
Environment
Jun 16, 2019
3
42
After Neil Armstrong took a "giant leap for mankind" on the Moon nearly 50 years ago and collected rocks and soil along the way, Richard Nixon presented lunar souvenirs to every nation—135, at the time.
Space Exploration
Jun 16, 2019
1
78
When a raindrop falls through a thundercloud, it is subject to strong electric fields that pull and tug on the droplet, like a soap bubble in the wind. If the electric field is strong enough, it can cause the droplet to burst ...
General Physics
10 hours ago
0
336
A hair-sized probe that can measure key indicators of tissue damage deep in the lung has been developed by scientists.
Engineering
15 hours ago
0
288
A magnitude 7.4 earthquake struck an arc of islands off New Zealand on Sunday, and the Pacific Tsunami Warning Center said it may cause only minor sea level changes in some coastal areas.
Environment
Jun 16, 2019
0
28
