Shoot a rifle, and the recoil might knock you backward. Merge two black holes in a binary system, and the loss of momentum gives a similar recoil—a "kick"—to the merged black hole.
General Physics
Mar 31, 2020
5
639
To understand the behavior of quantum particles, imagine a pinball game—but rather than one metal ball, there are billions or more, all ricocheting off each other and their surroundings.
General Physics
Mar 18, 2020
0
240
Sometimes it's best to let the magnets do all the work.
Nanophysics
Nov 25, 2019
0
194
New Cornell-led research is pointing the way toward an elusive goal of physicists—high-temperature superfluidity—by exploring excitons in atomically thin semiconductors.
Quantum Physics
Oct 3, 2019
3
121
Gallium nitride, a semiconductor that revolutionized energy-efficient LED lighting, could also transform electronics and wireless communication, thanks to a discovery made by Cornell researchers.
Condensed Matter
Sep 26, 2019
0
394
A study published today in the journal Science reveals that since 1970, bird populations in the United States and Canada have declined by 29 percent, or almost 3 billion birds, signaling a widespread ecological crisis. The ...
Ecology
Sep 19, 2019
6
1856
For the first time, scientists have unraveled genetic changes that cause rapid fish evolution due to intense harvesting—changes that previously had been invisible to researchers.
Evolution
Aug 1, 2019
5
720
As cosmologists ponder the universe—and other possible universes—the data available to them is so complex and vast that it can be extremely challenging for humans alone to comprehend.
General Physics
Jun 25, 2019
13
8
Understanding electrons' intricate behavior has led to discoveries that transformed society, such as the revolution in computing made possible by the invention of the transistor.
Superconductivity
Jun 20, 2019
2
11
Gravitational waves, first detected in 2016, offer a new window on the universe, with the potential to tell us about everything from the time following the Big Bang to more recent events in galaxy centers.
Astronomy
May 9, 2019
84
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