News tagged with crab nebula

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A young pulsar shows its hand

A young pulsar shows its hand

Space & Earth / Astronomy

created Apr 03, 2009 | popularity 4.7 / 5 (22) | comments 7

A small, dense object only twelve miles in diameter is responsible for this beautiful X-ray nebula that spans 150 light years. At the center of this image made by NASA's Chandra X-ray Observatory is a very ...


The Crab Nebula: A Cosmic Icon

The Crab Nebula: Energy for 100,000 Suns

Space & Earth / Astronomy

created Nov 23, 2009 | popularity 4.1 / 5 (10) | comments 1

(PhysOrg.com) -- A star's spectacular death in the constellation Taurus was observed on Earth as the supernova of 1054 A.D.


Goddard-led GEMS mission to explore the polarized universe

GEMS mission to explore the polarized universe

Space & Earth / Space Exploration

created Aug 04, 2009 | popularity 4.6 / 5 (10) | comments 1

An exciting new astrophysics mission led by NASA's Goddard Space Flight Center in Greenbelt, Md., will provide a revolutionary window into the universe. Named the Gravity and Extreme Magnetism Small Explorer ...


Integral locates origin of high-energy emission from Crab Nebula

Integral locates origin of high-energy emission from Crab Nebula

Space & Earth / Astronomy

created Aug 29, 2008 | popularity 4.1 / 5 (8) | comments 0

(PhysOrg.com) -- Thanks to data from ESA's Integral gamma-ray observatory, scientists have been able to locate where particles in the vicinity of the rotating neutron-star in the Crab Nebula are accelerated ...





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Fingers, Loops and Bays in the Crab Nebula

Fingers, Loops and Bays in the Crab Nebula

Space & Earth / Astronomy

created Nov 06, 2008 | popularity 4.3 / 5 (12) | comments 8

(PhysOrg.com) -- This image gives the first clear view of the faint boundary of the Crab Nebula's X-ray-emitting pulsar wind nebula. The nebula is powered by a rapidly-rotating, highly-magnetized neutron star, ...


Researchers discover never-before-seen pulsar blasts in Crab Nebula

Space & Earth / Astronomy

created Jan 08, 2007 | popularity 4.3 / 5 (8) | comments 0

Astronomers and physicists using the Cornell-managed Arecibo Telescope in Puerto Rico have discovered radio interpulses from the Crab Nebula pulsar that feature never-before-seen radio emission spectra. This leads scientists ...


Heart of the Crab Pulsar probed -- first direct look into the core of a neutron star

Heart of the Crab Pulsar probed -- first direct look into the core of a neutron star

Space & Earth / Astronomy

created Jun 02, 2008 | popularity 4.2 / 5 (23) | comments 6

New information about the heart of one of the most famous objects in the sky -- the Crab Pulsar in the Crab Nebula -- has been revealed by an international team of scientists searching for gravitational waves. ...


Scientists discovers 'firework' display in Helix Nebula

Scientists discovers 'firework' display in Helix Nebula

Space & Earth / Astronomy

created Jul 20, 2009 | popularity 4.8 / 5 (8) | comments 2

(PhysOrg.com) -- A star does not die without getting noticed and may even leave the universe with "fireworks." At the end of its life cycle, a star begins to collapse in the middle and throws new material ...


Blue crab research funds slashed

Space & Earth / Environment

created Jan 08, 2008 | popularity 5 / 5 (2) | comments 1

The federal government cut a $4 million fund to increase blue crabs in Chesapeake Bay, sending Baltimore researchers scrambling to continue the program.


Regulators allow horseshoe crab harvest

Biology /

created Feb 12, 2008 | popularity not rated yet | comments 0

The New Jersey Marine Fisheries Council has declined to extend a moratorium on horseshoe crab harvesting aimed at protecting migrating shore birds.


Decline of shorebird linked to bait use of horseshoe crabs

Biology /

created Feb 17, 2009 | popularity not rated yet | comments 0

Declining numbers of a shorebird called the red knot have been linked to bait use of horseshoe crabs.


Crab claws pack strengthening bromide-rich biomaterial

Biology /

created Feb 25, 2009 | popularity 3 / 5 (1) | comments 0

Next time you have an unlucky encounter with a crab's pinchers, consider that the claw tips may be reinforced with bromine-rich biomaterial 1.5 times harder than acrylic glass and extremely fracture resistant, says a University ...


Caught in a trap: bumblebees vs. robotic crab spiders

Biology /

created Sep 04, 2008 | popularity 4.2 / 5 (5) | comments 3

Bumblebees learn to avoid camouflaged predators by sacrificing foraging speed for predator detection, according to scientists from Queen Mary, University of London.


King crab family bigger than ever

King crab family bigger than ever

Biology / Ecology

created Dec 02, 2009 | popularity 3.5 / 5 (4) | comments 0

Sally Hall, a PhD student at the University of Southampton's School of Ocean and Earth Science (SOES) at the National Oceanography Centre, Southampton (NOCS) has formally described four new species of king ...



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