Scientists have captured the early death throes of supernovae for the first time and found that the universe's benchmark explosions are much more varied than expected.
Astronomy
May 20, 2015
3
528
Peering into the heart of the Milky Way galaxy, NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has spotted a mysterious glow of high-energy X-rays that, according to scientists, could be the "howls" of dead stars as ...
Astronomy
Apr 30, 2015
5
1917
The brilliant explosions of dead stars have been used for years to illuminate the far-flung reaches of our cosmos. The explosions, called Type Ia supernovae, allow astronomers to measure the distances to galaxies and measure ...
Mar 27, 2015
2
951
For the first time in six years, Energy Star certification, a standard seal of approval for energy efficiency, has been expanded to include another major household appliance.
Energy & Green Tech
Feb 18, 2015
0
16
The Universe is expanding, but how quickly is it expanding? How far away is everything getting from everything else? And how do we know any of this anyway?
Astronomy
Feb 10, 2015
10
127
A quick think about optical astronomy would have you imagine that most of it takes place at night. Isn't that when the stars and galaxies come out to play? Well, that assumption makes at least one glaring error: Earth happens ...
Space Exploration
Feb 9, 2015
0
21
The numbers in neat columns tell—column by column, page by page—a story spread out across Carmen Carrión-Flores' desk at Binghamton University. It's a great story, she says; she just doesn't know how it ends. Yet.
Energy & Green Tech
Oct 30, 2014
0
0
When astronomers (Bond 2013) first dated the star HD 140283, which lies a mere 190 lightyears from Earth in the constellation of Libra, they were puzzled. This rare, star appeared to be rather ancient and was quickly nicknamed ...
Astronomy
Oct 27, 2014
76
0
Like dancers swirling on the dance floor with bystanders looking on, protons and neutrons that have briefly paired up in the nucleus have higher-average momentum, leaving less for non-paired nucleons. Using data from nuclear ...
General Physics
Oct 16, 2014
0
0
On April 23, NASA's Swift satellite detected the strongest, hottest, and longest-lasting sequence of stellar flares ever seen from a nearby red dwarf star. The initial blast from this record-setting series of explosions was ...
Space Exploration
Sep 30, 2014
0
0
