University of Maryland geophysicists analyzed thousands of recordings of seismic waves, sound waves traveling through the Earth, to identify echoes from the boundary between Earth's molten core and the solid mantle layer ...
Earth Sciences
Jun 11, 2020
26
21679
Understanding the thermonuclear explosion of Type Ia supernovae—powerful and luminous stellar explosions—is only possible through theoretical models, which previously were not able to account for the mechanism that detonated ...
Astronomy
Oct 31, 2019
27
3450
An international team of researchers, including a representative from Google, has created a color-coded map of the planet that shows travel times to cities from other places. In their paper published in the journal Nature, ...
Global air travel contributes around 3.5 percent of the greenhouse gas emissions behind/driving anthropogenic climate change, according to the International Panel on Climate Change (IPCC). But what impact does a warming planet ...
Environment
Jul 13, 2015
12
428
University of Cambridge physicist Luke Butcher has uploaded a paper to the arXiv preprint server suggesting that there might exist some type of wormhole that is capable of staying open long enough for a photon to pass through—which ...
(Phys.org) —Popular television shows such as "Doctor Who" have brought the idea of time travel into the vernacular of popular culture. But problem of time travel is even more complicated than one might think. LSU's Mark ...
Quantum Physics
Dec 6, 2013
18
0
Evolution, it seems, sometimes jumps instead of crawls. A research team led by a University of Chicago scientist has discovered two key mutations that sparked a hormonal revolution 500 million years ago.
Evolution
Jun 24, 2013
6
0
Human travel to Mars has long been the unachievable dangling carrot for space programs. Now, astronauts could be a step closer to our nearest planetary neighbor through a unique manipulation of nuclear fusion, the same energy ...
General Physics
Apr 4, 2013
83
0
(Phys.org) —What is the shortest route that a traveling salesman must take to visit a number of specified cities in a tour, stopping at each city once and only once before returning to the starting point? The most accurate ...
(Phys.org)—As if space travel was not already filled with enough dangers, a new study out today in the journal PLOS ONE shows that cosmic radiation – which would bombard astronauts on deep space missions to places like ...
Space Exploration
Dec 31, 2012
119
0
