Physical Sciences

Efficient Organic LEDs May Be More Difficult Than Believed

neutrons, and a shell of orbiting electrons. In addition to an electrical charge, some nuclei and all ...

Article - News Staff - Aug 17 2008 - 9:19pm

Detected- Matter Shredded By Sagittarius A* Black Hole

all, galaxies are thought to have a supermassive black hole in their centre. This is a color composite ...

Article - News Staff - Nov 18 2008 - 11:07am

Revisiting The Einstein-Bohr Dialogue

probability W that all n light quanta of the same frequency enclosed in a volume v0 find themselves at an ...

Article - Don Howard - Jan 9 2009 - 3:10pm

Top 10 Sources Of Gamma Rays (We Can See)

changing sources. The all-sky image released today shows us how the cosmos would look if our eyes could ...

Article - News Staff - Mar 11 2009 - 10:49am

How Green Is Your Rocket?

because it is relatively difficult to set off.  What makes these explosives high is that all the ...

Article - Robert H Olley - May 4 2009 - 6:32pm

Quantum Entanglement In The Mechanical World

Step 1—Initially, all four ions are placed in the same zone of an ion trap and cooled with lasers to ...

Article - News Staff - Jun 3 2009 - 1:28pm

Hitchhiker's Guide To The Milky Way Gets A Cold Dust Map

size of the map over the next year to cover all of the galactic plane visible from the APEX site on ...

Article - News Staff - Jul 3 2009 - 11:18am

Large Extra Dimensions At Reach Next Year!

mixes with all of it (the bulk). Now, if we live on the surface of the water, to us the drop of paint ...

Article - Tommaso Dorigo - Jul 13 2009 - 9:07am

Galileo, The Medici, And The Age Of Astronomy

he knew it. In fact, he named four of Jupiter's moons after some of the Medici kids. Yet all was ...

Article - Becky Jungbauer - Sep 29 2009 - 2:34pm

You, A Bayesian

all revolves around the meaning of conditional probability. We may call C a restricting condition on ...

Article - Tommaso Dorigo - Nov 8 2009 - 6:12am