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"Black Widow Pulsar"--At the Top of Strange Phenomena in the Universe? 9 Jun 2013 | 10:29 pm
The pulsar, a.k.a. the "Black Widow," is moving through the galaxy at a speed of almost a million kilometers per hour. A bow shock wave due to this motion is visible to optical telescopes, shown in th...
Search for Alien Life --Detecting Hidden Earth-Like Planets 9 Jun 2013 | 09:25 am
As part of an international team of exoplanets hunters, astronomers at the University of Arizonaare developing a technique to detect faint dust clouds around other stars, many of which might hide Eart...
2011 Draconid Meteor Shower Deposited a Ton of Meteoritic Material On Earth 9 Jun 2013 | 08:32 am
With more than 400 meteors per hour, the 2011 Draconid meteor shower was one of the most intense meteor showers in the last decade. (Credit: © F. Pruneda) About a ton of material coming from comet 21...
Globular Cluster Harbors a 13-Billion-Year-Old Planet 25 Mar 2013 | 05:45 am
This NASA/ESA Hubble Space Telescope image above shows the center of globular cluster M4. It contains several tens of thousands stars and is noteworthy in being home to many white dwarfs—the cores of ...
Is Earth Undergoing a 6th Mass Extinction? --"99.9% of all Past Species Extinct" 24 Mar 2013 | 06:40 pm
Of all species that have existed on Earth, 99.9 percent are now extinct. Many of them perished in five cataclysmic events. The classical "Big Five" mass extinctions identified by Raup and Sepkoski are...
Inspired by Deep Sea Sponges: Creating Flexible Minerals 18 Mar 2013 | 02:44 pm
The nanometer size of the calcite bricks facilitates bending of the synthetic spicules. The radius of curvature upon bending is very large compared to the size of the individual particles. This preven...
Distant Planetary System Is a Super-Sized Solar System 18 Mar 2013 | 09:35 am
Artist’s rendering of the planetary system HR 8799 at an early stage in its evolution, showing the planet HR 8799c, as well as a disk of gas and dust, and interior planets. (Credit: Dunlap Institute f...
Hundreds of Dinosaur Egg Fossils Found 18 Mar 2013 | 06:00 am
Researchers in northeastern Spain say they've uncovered hundreds of dinosaur egg fossils, including four kinds that had never been found before in the region. The eggs likely were left behind bysaurop...
Dinosaur-Era Climate Change Study Suggests Reasons for Turtle Disappearance 17 Mar 2013 | 09:11 pm
This shows Annie Quinney excavating ancient soils in 70 million-year-old rocks in the Drumheller badlands. (Credit: Credit: Kohei Tanaka, University of Calgary.) The dry, barren prairie around Albert...
100-million-year-old spider attack 17 Mar 2013 | 08:28 pm
The only fossil ever discovered of a spider attack on prey caught in its web – a 100 million-year-old snapshot of an engagement caught in amber. The extraordinarily rare fossils are in a piece of amb...
