Physicists from TU Delft, ETH Zürich and the University of Tübingen have built a quantum scale heat pump made from particles of light. This device brings scientists closer to the quantum limit of measuring radio frequency ...
Optics & Photonics
Aug 26, 2022
0
1691
(Phys.org) -- Back in 1977, on August 15, to be exact, a mysterious radio transmission was received by astronomers working at an Ohio State radio observatory. It lasted all of seventy two seconds, and was so unique that one ...
On March 13, 1989 the entire province of Quebec, Canada suffered an electrical power blackout. Hundreds of blackouts occur in some part of North America every year. The Quebec Blackout was different, because this one was ...
Space Exploration
Mar 13, 2009
1
1
The first major radio telescope to be built in Britain for decades, LOFAR (Low Frequency Array) that will help answer questions such as "are we alone?" and "how did black holes grow in our universe?" has been officially opened ...
Astronomy
Sep 21, 2010
1
0
X-ray vision, a comic book fantasy for decades, is becoming a reality in a lab at MIT.
Hi Tech & Innovation
Dec 22, 2015
5
815
(PhysOrg.com) -- The US military is studying the feasibility of a system that could allow them to accurately navigate in enemy underground tunnels, an environment in which GPS does not work.
(PhysOrg.com) -- A senior astronomer with the Search for ExtraTerrestrial Intelligence (SETI) Institute, Dr Seth Shostak, has reported in an article published online that perhaps we should be seeking alien "life forms" that ...
As Carl Sagan once said, "The sky calls to us. If we do not destroy ourselves, we will one day venture to the stars." And our first emissaries to the stars will be robotic probes. These interstellar probes will be largely ...
Astronomy
Mar 25, 2021
8
319
(PhysOrg.com) -- Scientists using NASA's Fermi Gamma-ray Space Telescope have detected beams of antimatter produced above thunderstorms on Earth, a phenomenon never seen before.
Earth Sciences
Jan 11, 2011
14
1
Aliens on nearby stars could detect Earth through radio signals leaked from the planet, new research suggests.
Astronomy
May 2, 2023
13
735
