Every year, the Hubble Space Telescope seems to revolutionize our understanding of our vast and beautiful universe. 2014 was no different.
Time moves forward and only forward. We all know that. Or do we? A new study challenges our preconceived notions about time and posits the idea that the arrow of time could, in effect, go both ways, thanks to a mirror world we can't even see.
A new project aims to turn interstellar navigation into an invaluable asset for the future of spaceflight and a useful educational tool.
A survey of 93 quasars spread out over billions of light years shows the supermassive black holes in their cores are spinning in alignment, a hint that current models of the universe may be missing key data. Continue reading →
Astronomers have a conundrum on their hands. When they count up all of the ultraviolet light their calculations say SHOULD be in the universe, they come up way short! There's more such light than we can account for. What gives?
There's nothing in the universe that isn't moving -- even us. Trace tries to slow things down long enough to calculate just how fast we little humans, even when seated, are flying through space.
Trace breaks down some of his favorite theories for what the universe is. Are we really just living in a computer simulation?
The "lithium problem" has been a quandary for astronomers for decades, but now, with the help of one of the world's most powerful observatories, we've discovered that the puzzle isn't exclusive to stars inside the Milky Way. Continue reading →
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