NASA gears up to deflect asteroid, in key test of planetary defense
Bet the dinosaurs wish they'd thought of this.
Bet the dinosaurs wish they'd thought of this.
Planetary Sciences
Sep 23, 2022
22
1695
As North Korea's president pledges to "denuclearize" the Korean peninsula, an international team of scientists is publishing the most detailed view yet of the site of the country's latest and largest underground nuclear test ...
Earth Sciences
May 10, 2018
0
1814
After devastating the French Riviera in 2013, destroying Dhaka in 2015 and saving Tokyo in 2017, an international asteroid impact simulation ended Friday with its latest disaster—New York in ruins.
Space Exploration
May 4, 2019
75
1173
Astronomers have captured the earliest minutes of two exploding stars and for the first time seen a shockwave generated by a star's collapsing core.
Astronomy
Mar 22, 2016
16
2169
Radioactive carbon released into the atmosphere from 20th-century nuclear bomb tests has reached the deepest parts of the ocean, new research finds.
Earth Sciences
May 8, 2019
6
846
Our world may seem fragile, but Earth has been around for a very long time. If we ventured far back into the past, would we reach a time when it looked fundamentally different?
Earth Sciences
Mar 12, 2024
0
105
A bomb blast or a rough tackle can inflict brain damage that destroys lives. Yet at the time of impact, these injuries are often invisible. To detect head trauma immediately, a team of researchers has developed a polymer-based ...
Polymers
Aug 16, 2015
0
897
There is no good place to be when a nuclear bomb goes off. Anything too close is instantly vaporized, and radiation can pose a serious health threat even at a distance. In between, there is another danger: the blast wave ...
General Physics
Jan 17, 2023
4
179
(Phys.org) -- According to the internet hysteria surrounding the ancient Mayan calendar, an asteroid could be on its way to wipe out the world on December 21, 2012.
General Physics
Aug 7, 2012
71
0
In the middle of World War II, Secretary of War Henry Stimson asked Treasury Secretary Henry Morgenthau if he could borrow some of the government's silver on repository in West Point, N.Y. With metal in high demand for weaponry, ...
Materials Science
Jan 13, 2010
3
0