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Physics news 1234

Physics Reveals the Key to a Great Golf Swing

December 18, 2006 | User rating: 4.1 / 5 after 77 vote(s) | No comments yet

What happens when a golf-loving researcher injures a shoulder and can't play for three months? Rod White, a metrologist (measurement scientist), used the spare time off the course to undertake an analysis that ...


The Dark Side of Light

February 19, 2008 | User rating: 4.5 / 5 after 193 vote(s) | User comments: 23

Light may not seem very interesting in our everyday lives. But to scientists, light’s properties are a constant source of intrigue. The nature of light as both wave and particle, light as the universal speed ...


New plastic is strong as steel, transparent

October 04, 2007 | User rating: 4.6 / 5 after 227 vote(s) | User comments: 8

By mimicking a brick-and-mortar molecular structure found in seashells, University of Michigan researchers created a composite plastic that's as strong as steel but lighter and transparent.


Researchers Create New Form of Matter

May 17, 2007 | User rating: 4.6 / 5 after 178 vote(s) | No comments yet

Physicists at the University of Pittsburgh have demonstrated a new form of matter that melds the characteristics of lasers with those of the world's best electrical conductors - superconductors.


Michigan laser beam believed to set record for intensity

February 15, 2008 | User rating: 4.7 / 5 after 119 vote(s) | User comments: 6

If you could hold a giant magnifying glass in space and focus all the sunlight shining toward Earth onto one grain of sand, that concentrated ray would approach the intensity of a new laser beam made in a ...


Probing Question: Are there upper and lower limits to temperature?

June 07, 2007 | User rating: 4.5 / 5 after 107 vote(s) | No comments yet

Most people have heard absolute zero described as the lowest possible temperature, but what does that mean? Is it really the coldest cold, or just the lowest temperature that we can measure? Is there a corresponding ...


Physicists Develop Test for 'String Theory'

January 23, 2007 | User rating: 4.5 / 5 after 132 vote(s) | No comments yet

For decades, scientists have taken issue with “string theory”—a theory of the universe which contends that the fundamental forces and matter of nature can be reduced to tiny one-dimensional filaments called strings—because ...


Physicists establish 'spooky' quantum communication

September 05, 2007 | User rating: 4.6 / 5 after 195 vote(s) | No comments yet

Physicists at the University of Michigan have coaxed two separate atoms to communicate with a sort of quantum intuition that Albert Einstein called "spooky."


No Big Bang? Endless Universe Made Possible by New Model

January 30, 2007 | User rating: 4.4 / 5 after 186 vote(s) | No comments yet

A new cosmological model demonstrates the universe can endlessly expand and contract, providing a rival to Big Bang theories and solving a thorny modern physics problem, according to University of North Carolina at Chapel ...


Plasma thruster tested for Mars mission

January 03, 2006 | User rating: 4.5 / 5 after 108 vote(s) | No comments yet

Technology invented by ANU physicists could see expeditions to Mars become a reality, with the European Space Agency (ESA) announcing it will begin full-scale trials next year.


A Truly 'Super' Fluid

March 23, 2006 | User rating: 4.7 / 5 after 93 vote(s) | No comments yet

In the world of quantum mechanics, surprising discoveries are often made. For instance, what happens when you take a fermionic superfluid and convert it into a bosonic superfluid? The answer: a new superfluid that has surprising ...


What Happened Before the Big Bang?

July 01, 2007 | User rating: 4.5 / 5 after 236 vote(s) | No comments yet

New discoveries about another universe whose collapse appears to have given birth to the one we live in today will be announced in the early on-line edition of the journal Nature Physics on 1 July 2007 ...


Dark Energy and Dark Matter – The Results of Flawed Physics?

September 11, 2006 | User rating: 4.6 / 5 after 232 vote(s) | No comments yet

There are few scientific concepts as intriguing and mysterious as dark energy and dark matter, said to make up as much as 95 percent of all the energy and matter in the universe. And even though scientists ...


Inventor Doesn't Dare Say 'Perpetual Motion Machine'

February 07, 2008 | User rating: 4.4 / 5 after 261 vote(s) | User comments: 52

Thane Heins knows the track record of inventors that claim to make breakthroughs in power generation methods, especially when they claim to defy the second law of thermodynamics. Every so often, a (usually ...


UCF physicist says Hollywood movies hurt students' understanding of science

August 15, 2007 | User rating: 4.4 / 5 after 103 vote(s) | No comments yet

Movies such as Spiderman 2 and Speed generate excitement among audiences with their cool special effects. But they also defy the laws of physics, contributing to students’ ignorance about science.


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