News tagged with night
Night beat, overtime and a disrupted sleep pattern can harm officers' health
Nov 17, 2009 |
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A police officer who works the night shift, typically from 8 p.m. to 4 a.m., already is at a disadvantage when it comes to getting a good "night's" sleep.
Java and nighttime jobs don't mix: study
Nov 03, 2009 |
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Night-shift workers should avoid drinking coffee if they wish to improve their sleep, according to research published in the journal Sleep Medicine. A new study led by Julie Carrier, a Université de Montréal psycho ...
Dark Matter in a Galaxy
Oct 30, 2009 |
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(PhysOrg.com) -- Stars, the most familiar objects in the night sky, make up only a tiny percentage of the total amount of matter in the universe -- about 2%.
The Explosive Disintegration of a Young Stellar System in Orion
Oct 23, 2009 |
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(PhysOrg.com) -- The Orion Nebula is one of the most beautiful sights of the winter night sky, its gas and dust glowing from the intense ultraviolet radiation of a cluster of massive young stars.
Orionids Meteor Shower Lights Up the Sky
Space & Earth / Space Exploration
Oct 21, 2009 |
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Earth is currently passing through a stream of debris from Halley's Comet, lighting up the night sky with the "fireworks" of the annual Orionids meteor shower.
Astronomers unveil an amazing, interactive, 360-degree panoramic view of the entire night sky
Sep 14, 2009 |
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(PhysOrg.com) -- The first of three images of ESO's GigaGalaxy Zoom project — a new magnificent 800-million-pixel panorama of the entire sky as seen from ESO's observing sites in Chile — has just been released ...
No strain for Andromeda: Galaxy is cosmic cannibal (w/ Video)
Sep 02, 2009 |
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(PhysOrg.com) -- A huge galaxy neighbouring our own Milky Way appears to have expanded by "digesting" smaller galaxies nearby, a new study has shown.
Study shines light on night-time alertness
Medicine & Health / Neuroscience
Aug 26, 2009 |
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The circadian system is not the only pathway involved in determining alertness at night. Research described in the open access journal BMC Neuroscience showed that red light, which does not stimulate the circadian system ...
Making Jupiters
Aug 21, 2009 |
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IC348 is a glowing nebula of young stars, hot gas, and cold dust seen in the direction of the constellation of Perseus. It is the nearest rich cluster of young stars to earth, being only about one thousand ...
Chandra X-Ray Observatory Turns Ten
Aug 20, 2009 |
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"We and the cosmos are one. The cosmos is a vast body, of which we are still parts. …It is a vital power rippling exquisitely through us all the time." D.H. Lawrence*
Tweeting Shooting Stars
Space & Earth / Space Exploration
Aug 10, 2009 |
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Amateur astronomers across the UK are preparing to tweet the world’s first mass participation meteor star party, as part of the International Year of Astronomy 2009 (IYA2009). Led by Newbury Astronomical Society, the Twitter ...
Arctic climate under greenhouse conditions in the Late Cretaceous
Space & Earth / Earth Sciences
Jul 09, 2009 |
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New evidence for ice-free summers with intermittent winter sea ice in the Arctic Ocean during the Late Cretaceous - a period of greenhouse conditions - gives a glimpse of how the Arctic is likely to respond ...
Moon Magic: Researchers Develop New Tool To Visualize Past, Future Lunar Eclipses (w/ Video)
Space & Earth / Space Exploration
Jun 29, 2009 |
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(PhysOrg.com) -- Lunar eclipses are well-documented throughout human history. The rare and breathtaking phenomena, which occur when the moon passes into the Earth’s shadow and seemingly changes shape, color, ...
Morning people and night owls show different brain function (w/Video)
Medicine & Health / Neuroscience
Jun 23, 2009 |
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Are you a "morning person" or a "night owl?"
Scientists solve mystery of starlight's origins
Apr 08, 2009 |
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(PhysOrg.com) -- Scientists from the University of Toronto and the University of British Columbia have helped unveil the birthplaces of ancient stars using a two-tonne telescope carried by a balloon the size ...
