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Monthly Archives: March 2013

 
26
Mar 2013

Exploding stars and DNA

POSTED BY: DIMITRA ATRI
 
Our Galaxy is filled with high-energy subatomic particles generated by exploding stars or supernovae, also known as cosmic rays. These particles strike the Earth’s atmosphere and produce more (secondary) particles, which damages the ozone layer and causes DNA damage to terrestrial and marine life. In Carl Sagan’s words: ” The evolution of life is driven in parts through mutations by the deaths of distant stars. We are, in a very deep sense tied to the cosmos.” Life has evolved over the past ~ 3 billion years....
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25
Mar 2013

@HabWorlds Twitter Digest, 2013-03-18 to 2013-03-24

POSTED BY: ARIELANBAR
 
Boulder-Size Asteroid Caused Friday's East Coast Meteor, NASA Says http://t.co/L0WUNfmZGd 16:11:45 Meteor Over Manhattan: East Coast Fireball Sets Internet Abuzz http://t.co/zAyDG78hFS 13:51:11 Big Bang’s afterglow reveals older universe http://t.co/5N0dz9sKFo 14:26:36 Dinosaur-killing space rock 'was a comet' http://t.co/rsUKx9X3VE 14:18:49 So, has Voyager 1 left the Solar System? Scientists face off http://t.co/fTFn4I056t 20:00:04 11 of the Weirdest Solutions to the Fermi Paradox http://t.co/Jhg9jnZAfE 20:21:04 Sun in the Way Will Affect Mars Missions in April http://t.co/RlbeivOojW 20:12:34 Oceans May Be Common on Rocky....
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18
Mar 2013

@HabWorlds Twitter Digest, 2013-03-11 to 2013-03-17

POSTED BY: ARIELANBAR
 
Giant planet may explain evolution of solar system, increase chances of discovering life http://t.co/o0S4A06MQM 14:20:32 Oh geez, not another exoplanet story http://t.co/3H9JLxbWvO 13:52:55 'Parallel Universe' of Life Described Far Beneath the Bottom of the Sea http://t.co/r7mrBI5bph 07:02:50 Deflecting Killer Asteroid Could Be Geopolitical Nightmare http://t.co/P4oHAFz45g 14:23:52 Plutonium Production Restarted for NASA : DNews http://t.co/dRilXnpKpm 14:19:44 Super-dense celestial bodies could be a new kind of planet http://t.co/iOi5e9Wkit 07:48:31 Could Life Have Evolved on Mars Before Earth? http://t.co/xmqmPTOUY5 03:36:24 Mars Could Once....
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17
Mar 2013

A new Pope and a new particle – is it déjà vu?

POSTED BY: ADI
 
Habemus Papam et Deus Particular – We have a Pope and the God particle. The news bears an eerie likeness to Dan Brown’s plot in Angels and Demons. Last week two important events took place. In the Vatican, the College of Cardinals were guided by the Holy Spirit (or so the legend goes) to choose Jorge Mario Bergoglio as the new Pope of the Roman Catholic Church. As the world learned more about Pope Francis (who as it turns out....
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11
Mar 2013

@HabWorlds Twitter Digest, 2013-03-04 to 2013-03-10

POSTED BY: ARIELANBAR
 
Earth gets a rush of weekend asteroid visitors http://t.co/D3F5gXO725 14:03:00 Comet Pan-STARRS Is Closest to Sun Today: See It at Sunset http://t.co/OOrXkqoVS2 13:38:40 Artifact SETI. http://t.co/cFdon7UyPX 13:35:24 Mars news pending… http://t.co/Y9lip6NhYT 05:27:47 Why don't any organisms detect radio waves? Or – what's so special about the visible spectrum? http://t.co/AxpBO1uUyK 20:12:06 Hubble Finds Birth Certificate of Oldest Known Star http://t.co/0pgEtuOF09 04:10:29 Signs Of Life From Lake Vostok http://t.co/9HEpxdJXM8 04:09:45 NASA Helps See Buried Mars Flood Channels in 3-D http://t.co/KOsTjnSUyP 04:08:45 Comet....
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04
Mar 2013

@HabWorlds Twitter Digest, 2013-02-25 to 2013-03-03

POSTED BY: ARIELANBAR
 
New Information about 'Snowball Earth' Period http://t.co/bkFPClDSa6 15:39:13 APOD: 2013 March 3 – Grand Canyon Star Trails http://t.co/4qmTov4RRB 15:33:12 1st Photo of Alien Planet Forming Snapped by Telescope http://t.co/OPgyho6Vpv 02:01:31 Ancient arthropods. http://t.co/Zv42gmmsHE 07:03:57 Shoo Away Asteroids With A Coat of Paint http://t.co/1TpD1NixFU 09:22:52 Amazing video of a solar flare. Astronomy Picture of the Day – http://t.co/XIbqreuP5c 17:05:36 The Fastest Spacecraft Ever? http://t.co/g9aRufjaW8 23:43:41 Future Evidence for Extraterrestrial Life Might Come from Dying Stars http://t.co/uD1uNP6pOw 20:26:06 Mars May Be Habitable....
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