SCIENCE IN THE NEWS DAILY
Tight Arms Linked to Bigger Black Holes in Galaxies
from National Geographic News
Images from the Hubble Space Telescope have revealed an important relationship between supermassive black holes and spiral galaxies: The more massive the black hole, the tighter the host galaxy's arms.
"This means that to determine the mass of a supermassive black hole, you only need an image of a galaxy," said Marc Seigar of the University of Arkansas at Little Rock.
Within the past decade astronomers have determined that almost every galaxy has a black hole lurking at its center that can range from ten thousand times to a billion times the mass of the sun.
Read more ...
Connect With Us:
VIDEO: The Promise and Peril of Drones
The automation of tasks at work and at home is just around the corner, including driving cars, piloting planes, delivering packages, and transporting weapons. Unmanned aerial vehicles are rapidly evolving to meet both society’s and the military’s needs in automation and better efficiency.
During her time as one of the first female fighter pilots in the US Navy, Dr. Missy Cummings observed that computers could take off and land a plane more precisely than humans. Because of this breakthrough and her fascination with this growing technology, she began human–drone interaction research.
To view all multimedia content, click "Latest Multimedia."
Receive notification when new content is posted from the entire website, or choose from the customized feeds available.