Ad Astra VASIMR

Plasma Rocket Could Travel to Mars in 39 Days

Space & Earth / Space Exploration

created Oct 06, 2009 | popularity 4.8 / 5 (125) | comments 72

(PhysOrg.com) -- Last Wednesday, the Ad Astra Rocket Company tested what is currently the most powerful plasma rocket in the world. As the Webster, Texas, company announced, the VASIMR VX-200 engine ran at ...


Invisible hand in invisible matter

Invisible hand in invisible matter

Space & Earth / Astronomy

created Oct 06, 2009 | popularity 4.6 / 5 (50) | comments 38

(PhysOrg.com) -- An international team of astronomers have found an unexpected link between mysterious 'dark matter' and the visible stars and gas in galaxies that could revolutionise our current understanding ...


Cosmic entropy could be 100 times greater than previously thought

Physics / General Physics

created Oct 06, 2009 | popularity 4.3 / 5 (21) | comments 11

(PhysOrg.com) -- A new analysis of supermassive black holes has discovered the entropy of the universe is much greater than previously thought, which means it may also be very slightly closer to ultimate heat death.


Communicating person to person through the power of thought alone

Communicating person to person through the power of thought alone (w/ Video)

Medicine & Health / Neuroscience

created Oct 06, 2009 | popularity 3.6 / 5 (25) | comments 8

New research from the University of Southampton has demonstrated that it is possible for communication from person to person through the power of thought alone.


'Blue Stonehenge' discovered

'Blue Stonehenge' discovered

Other Sciences / Archaeology & Fossils

created Oct 06, 2009 | popularity 4.5 / 5 (19) | comments 2

(PhysOrg.com) -- Archaeologists have released an artist’s impression of what a second stone circle found a mile from Stonehenge might have looked like.


Large-scale cousin of elusive 'magnetic monopoles' found at NIST

Large-scale cousin of elusive 'magnetic monopoles' found

Physics / General Physics

created Oct 06, 2009 | popularity 4.2 / 5 (17) | comments 5

(PhysOrg.com) -- Any child can tell you that a magnet has a "north" and a "south" pole, and that if you break it into two pieces, you invariably get two smaller magnets with two poles of their own. But scientists ...


Black Holes Go 'Mano a Mano'

Black Holes Go 'Mano a Mano'

Space & Earth / Astronomy

created Oct 06, 2009 | popularity 4.3 / 5 (15) | comments 11

(PhysOrg.com) -- Two black holes in galaxy NGC 6240 are only 3,000 light years apart -- and getting closer.


To peer inside a living cell

To peer inside a living cell

Physics / General Physics

created Oct 06, 2009 | popularity 5 / 5 (11) | comments 3

(PhysOrg.com) -- Quantum mechanics could help build ultra-high-resolution electron microscopes that won't destroy living cells, according to MIT electrical engineers.


3 Americans share 2009 Nobel Prize in physics (AP)

'Masters of light' win Nobel Physics Prize

Physics / General Physics

created Oct 06, 2009 | popularity 4.8 / 5 (10) | comments 2

Charles Kao, Willard Boyle and George Smith won the 2009 Nobel Physics Prize Tuesday for pioneering "masters of light" work on fibre optics and semiconductors, the Nobel jury said.


Islands of Life Across Space and Time

Islands of Life Across Space and Time

Space & Earth / Space Exploration

created Oct 06, 2009 | popularity 4.3 / 5 (11) | comments 1

A new study by the University of Puerto Rico at Arecibo shows the first quantitative evaluation of planetary habitability. The study identifies some potential habitats in the solar system and also shows how ...


Tomatoes

Can Nanotubes Help Your Garden Grow?

Nanotechnology / Nanomaterials

created Oct 06, 2009 | popularity 3.9 / 5 (12) | comments 8

(PhysOrg.com) -- When we think of nanotubes, we often think of solar panels and physical science. However, it appears that nanotubes can also provide valuable help to plants as a fertilizer. Just add carbon ...


IBM Research Aims to Build Nanoscale DNA Sequencer (w/ Video)

IBM Research Aims to Build Nanoscale DNA Sequencer (w/ Video)

Nanotechnology / Bio & Medicine

created Oct 06, 2009 | popularity 4.2 / 5 (11) | comments 4

(PhysOrg.com) -- In an effort to build a nanoscale DNA sequencer, IBM scientists are drilling nano-sized holes in computer-like chips and passing DNA strands through them in order to read the information contained ...


Giant dinosaur footprints site discovered in April

Dino footprints enter record books

Other Sciences / Archaeology & Fossils

created Oct 06, 2009 | popularity 4.4 / 5 (8) | comments 3

French researchers on Tuesday said they had uncovered the biggest dinosaur footprints in the world, left by giant sauropods that may have weighed 40 tonnes or more.


Plesiosaur a victim of shark attack

Other Sciences / Archaeology & Fossils

created Oct 06, 2009 | popularity 4.4 / 5 (8) | comments 0

(PhysOrg.com) -- An 85 million-year-old plesiosaur fossil has been found with over 80 shark's teeth, suggesting the animal was the victim of sharks in a feeding frenzy. The find is perhaps the most spectacular example of ...


Arctic sea ice recovers slightly in 2009, remains on downward trend, says U. of Colorado report

Arctic sea ice recovers slightly in 2009, remains on downward trend (w/ Video)

Space & Earth / Earth Sciences

created Oct 06, 2009 | popularity 2.4 / 5 (14) | comments 8

(PhysOrg.com) -- Despite a slight recovery in summer Arctic sea ice in 2009 from record-setting low years in 2007 and 2008, the sea ice extent remains significantly below previous years and remains on a trend ...




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