Black holes do not exist where space and time do not exist, says new theory
Astronomers unveil the farthest galaxy
An international team of astronomers led by Yale University and the University of California-Santa Cruz have pushed back the cosmic frontier of galaxy exploration to a time when the universe was only 5% of ...
The first ever photograph of light as both a particle and wave
(Phys.org)—Light behaves both as a particle and as a wave. Since the days of Einstein, scientists have been trying to directly observe both of these aspects of light at the same time. Now, scientists at ...
Researchers use sound to slow down, speed up, and block light
How do you make an optical fiber transmit light only one way? Researchers from the University of Illinois at Urbana-Champaign have experimentally demonstrated, for the first time, the phenomenon of Brillouin ...
Scientists set quantum speed limit
University of California, Berkeley, scientists have proved a fundamental relationship between energy and time that sets a "quantum speed limit" on processes ranging from quantum computing and tunneling to ...
New analysis shows a way to self-propel subatomic particles
Some physical principles have been considered immutable since the time of Isaac Newton: Light always travels in straight lines. No physical object can change its speed unless some outside force acts on it.
Adding leap second this year expected to cause Internet problems
Study finds possible alternative explanation for dark energy
(Phys.org)—Dark energy is an unknown form of energy that is proposed to drive the accelerated expansion of the universe. A new study by University of Georgia professor Edward Kipreos suggests that changes ...
When times are tough, parents favor daughters over sons
In tough economic times, parents financially favor daughters over sons, according to researchers at the Carlson School of Management and Rutgers Business School. Their study, forthcoming in the Journal of ...
Apple bets on radio splash in streaming bid
In its bid to become a power in music streaming, Apple is devoting its vast resources to create what it hopes will be a first truly global radio station.
NASA explains why June 30 will get extra second
The day will officially be a bit longer than usual on Tuesday, June 30, 2015, because an extra second, or "leap" second, will be added.
Neutron star's echoes give astronomers a new measuring stick
In late 2013, when the neutron star at the heart of one of our galaxy's oddest supernovae gave off a massive burst of X-rays, the resulting echoes—created when the X-rays bounced off clouds of dust in interstellar ...
With revamped app, news to be at core of Apple
Apple is diving deeper into the news business with a new application that could make the US tech giant a key industry player.
Earth and Mars may have shared seeds of life
Could Mars, of all places, be the place to look for early life on Earth?