Are We in the Peak of an Oil Bubble?

Since 2003, worldwide oil prices have quadrupled. According to a new study, the price of oil is rising at a faster-than-exponential rate, and cannot be sustained. In other words, we’re in the midst of an ...

Jul 07, 2008 feature
4.3 / 5 (178) 39

The Physics of Friendship

By comparing people to mobile particles randomly bouncing off each other, scientists have developed a new model for social networks. The model fits with empirical data to naturally reproduce the community ...

Mar 10, 2006 feature
4.7 / 5 (164) 1

Nokia introduces seven new mobile phones

Easy-to-use menus, stylish designs at the heart of new handsets for WCDMA, GSM and CDMA markets Today, at the Nokia Connection events in Helsinki and Singapore, Nokia introduced seven new handsets under th ...

Jun 13, 2005
2 / 5 (391) 0

Solar Cells with 60% Efficiency?

Nuclear Engineer Lonnie Johnson, best known for his invention of the super soaker squirt gun, has recently designed a new type of solar energy technology that he says can achieve a conversion efficiency rate ...

Jan 09, 2008 weblog
4.6 / 5 (163) 19

Safe Nuclear Power and Green Hydrogen Fuel

Nuclear power is being shunned. It’s not surprising, after the serious accident at Chernobyl in 1986 that made the Russian city’s name synonymous with disaster. The potential exists for more of the same ...

Dec 11, 2005 feature
4.6 / 5 (165) 0

How did the universe begin?

One of the most interesting questions considered by astrophysicists deals with the start of our universe. Indeed, there is a great deal of speculation on the subject, with different theories about how the universe began, ...

Jun 24, 2008 feature
3.9 / 5 (191) 137

Mathematicians solve E8 structure (Update)

A transatlantic team of number-crunchers announced they had built a theoretical structure in 248 dimensions, resolving a 120-year puzzle that could be used to test theories about the structure of the cosmos.

Mar 19, 2007
4.5 / 5 (167) 0

New mathematics-based sculpture unveils fourth dimension

Artistic works traditionally carry significance beyond their physical beauty, but a new sculpture in the McAllister Building headquarters of the Penn State Department of Mathematics may carry that tradition ...

Oct 20, 2005
4.4 / 5 (169) 0

Probing Question: What heats the earth's core?

Although we crust-dwellers walk on nice cool ground, underneath our feet the Earth is a pretty hot place. Enough heat emanates from the planet's interior to make 200 cups of piping hot coffee per hour for each ...

Mar 30, 2006
4.2 / 5 (178) 1

Magnetic Portals Connect Sun and Earth

During the time it takes you to read this article, something will happen high overhead that until recently many scientists didn't believe in. A magnetic portal will open, linking Earth to the sun 93 million ...

Oct 31, 2008
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