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News tagged with velocity

Teenager reportedly finds solution to 350 year old math and physics problem

(Phys.org) -- In Isaac Newton's Principia Mathematica published in 1687, the man many consider the most brilliant mathematician of all time used a mathematical formula to describe the path taken by an obj ...

Other Sciences / Mathematics

created May 29, 2012 | popularity 4.4 / 5 (33) | comments 65 | with audio podcast weblog

Study finds single photons cannot exceed the speed of light

(PhysOrg.com) -- The rule that nothing can travel faster than the speed of light, c, is one of the most fundamental laws of nature. But since this speed limit has only been experimentally demonstrated for ...

Physics / Optics & Photonics

created Jun 24, 2011 | popularity 4.5 / 5 (28) | comments 91 | with audio podcast feature

Weighted ping-pong balls can fall endlessly through a granular medium (w/ video)

(PhysOrg.com) -- When a meteor impacts a planet or a moon, it always stops at a relatively shallow depth, even when impacting at high speeds. Until now, researchers have assumed that all objects impacting ...

Physics / General Physics

created Jun 27, 2011 | popularity 4.2 / 5 (12) | comments 38 | with audio podcast feature

Physicists show that superfluid light is possible

(PhysOrg.com) -- Superfluidity – the phase of matter that enables a fluid to move up the sides of its container – has been known about since the 1930s. Since then, superfluidity has become a prime ...

Physics / Optics & Photonics

created Oct 27, 2010 | popularity 4.5 / 5 (30) | comments 24 | with audio podcast feature

Using lasers to cool and manipulate molecules

(PhysOrg.com) -- "For years, we have been using laser cooling to trap and manipulate atoms," David DeMille tells PhysOrg.com. "This has been very useful for both basic science and many applications. Recent ...

Physics / General Physics

created Dec 07, 2009 | popularity 4.9 / 5 (14) | comments 0 feature

Graphene's shining light could lead to super-fast Internet

Internet connection speeds could be tens of times faster than they currently are, thanks to research by University of Manchester scientists using wonder material graphene.

Nanotechnology / Nanomaterials

created Aug 30, 2011 | popularity 4.8 / 5 (19) | comments 12 | with audio podcast

Gas rich galaxies confirm prediction of modified gravity theory

(PhysOrg.com) -- Recent data for gas rich galaxies precisely match predictions of a modified theory of gravity know as MOND according to a new analysis by University of Maryland Astronomy Professor Stacy McGaugh. ...

Physics / General Physics

created Feb 23, 2011 | popularity 4.7 / 5 (41) | comments 96 | with audio podcast

Scientists find potentially habitable planet near Earth

(PhysOrg.com) -- A team of planet hunters led by astronomers at the University of California, Santa Cruz, and the Carnegie Institution of Washington has announced the discovery of an Earth-sized planet (three ...

Space & Earth / Astronomy

created Sep 29, 2010 | popularity 4.9 / 5 (78) | comments 67 | with audio podcast

Physicists prove Einstein wrong with observation of instantaneous velocity in Brownian particles

A century after Albert Einstein said we would never be able to observe the instantaneous velocity of tiny particles as they randomly shake and shimmy, so called Brownian motion, physicist Mark Raizen and his ...

Physics / General Physics

created May 20, 2010 | popularity 4.5 / 5 (44) | comments 32 | with audio podcast

32 New Exoplanets Found (w/ Video)

(PhysOrg.com) -- Today, at an international ESO/CAUP exoplanet conference in Porto, the team who built the High Accuracy Radial Velocity Planet Searcher, better known as HARPS, the spectrograph for ESO's 3.6-metre ...

Space & Earth / Astronomy

created Oct 19, 2009 | popularity 4.9 / 5 (28) | comments 6

Study finds European starlings flocking patterns similar to metals being magnetized

(PhysOrg.com) -- Scientists and amateur enthusiasts alike have long been fascinated by the abilities of some groups of animals to move in lockstep with one another, most specifically with schools of fish and ...

Other Sciences / Mathematics

created Mar 14, 2012 | popularity 3.2 / 5 (5) | comments 2 | with audio podcast report

50 new exoplanets discovered by HARPS

Astronomers using ESO's world-leading exoplanet hunter HARPS have today announced a rich haul of more than 50 new exoplanets, including 16 super-Earths, one of which orbits at the edge of the habitable zone ...

Space & Earth / Astronomy

created Sep 12, 2011 | popularity 4.8 / 5 (17) | comments 14 | with audio podcast

Exoplanets Clue to Sun's Curious Chemistry

(PhysOrg.com) -- A ground-breaking census of 500 stars, 70 of which are known to host planets, has successfully linked the long-standing "lithium mystery" observed in the Sun to the presence of planetary systems. ...

Space & Earth / Astronomy

created Nov 11, 2009 | popularity 4.6 / 5 (21) | comments 15

A wealth of habitable planets in the Milky Way

An international team has used the technique of gravitational microlensing to measure how common planets are in the Milky Way.

Space & Earth / Astronomy

created Jan 11, 2012 | popularity 4.8 / 5 (29) | comments 102 | with audio podcast

Mars Science Laboratory spacecraft: Trajectory maneuver slated for Jan. 11

(PhysOrg.com) -- An engine firing on Jan. 11 will be the biggest maneuver that NASA's Mars Science Laboratory spacecraft will perform on its flight between Earth and Mars.

Space & Earth / Space Exploration

created Jan 09, 2012 | popularity 4.5 / 5 (11) | comments 3 | with audio podcast