A theory that said our observation of an expanding universe is an illusion, due to our galaxy’s unique situation in the cosmos, has been disproved by the Hubble space telescope. “We now can say with even greater accuracy than ever before that the expansion rate of the universe is 73.8 kilometers per second per megaparsec. A parsec is equivalent to about 3.26 light-years, so this means that for ever 3.26 million light-years a galaxy is from Earth, it appears to be moving away from us 73.8 kilometers per second faster than it would if it was right next to us.”
Skilled hunters adapted to the changing landscape and left tantalizing clues to who they were.
Ways to move forward when you're wrong and I'm right.
Research suggests that to maintain a healthy brain, we should tend our gut microbiome.
If you dnate to the relief effort in Japan, you can enter a chance to win this new book about the past and present of Japanese art.