(Phys.org) —This bright spiral galaxy is known as NGC 2441, located in the northern constellation of Camelopardalis (The Giraffe). However, NGC 2441 is not the only subject of this new Hubble image; the galaxy contains ...
Astronomy
Jul 2, 2014
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(Phys.org) —The record for the longest duration echo in a man-made structure has been decimated by a single shot from a blank loaded pistol—an amazing 112 seconds. It happened inside an oil storage tank buried in the ...
The NASA/ESA Hubble Space Telescope has observed the variable star RS Puppis over a period of five weeks, showing the star growing brighter and dimmer as it pulsates. These pulsations have created a stunning example of a ...
Astronomy
Dec 17, 2013
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(Phys.org) —Astronomers have discovered light echoing off material surrounding a recent supernova explosion, SN 2009ig. The dust and gas that are reflecting the light are so close to the eruption center that it is likely ...
Astronomy
Jun 4, 2013
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(Phys.org) —What caused this outburst of V838 Mon? For reasons unknown, star V838 Mon's outer surface suddenly greatly expanded with the result that it became the brightest star in the entire Milky Way Galaxy in January ...
Astronomy
Mar 19, 2013
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(PhysOrg.com) -- By placing real and virtual objects in the flight paths of bats, scientists at the Universities of Bristol and Munich have shed new light on how echolocation works. Their research is published today ...
Plants & Animals
Nov 24, 2011
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A new study reveals that the way fruit bats use biosonar to 'see' their surroundings is significantly more advanced than first thought. The study, published September 13 in the online, open access journal PLoS Biology, examines ...
Plants & Animals
Sep 13, 2011
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The researchers discovered that a rainforest vine, pollinated by bats, has evolved dish-shaped leaves with such conspicuous echoes that nectar-feeding bats can find its flowers twice as fast by echolocation. The study is ...
Plants & Animals
Jul 28, 2011
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In a paper published this week in Science, researchers at Brown University and from the Republic of Georgia have learned how bats can home in on a target, while nearly instantaneously taking account of and dismissing other ...
Plants & Animals
Jul 28, 2011
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Bats' remarkable ability to 'see' in the dark uses the echoes from their own calls to decipher the shape of their dark surroundings. This process, known as echolocation, allows bats to perceive their surroundings in great ...
Plants & Animals
May 11, 2010
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