Science

A pair of tweezers holds a graphene transistor fabricated on a silicon wafer. An I-Corps team from the University of Pennsylvania is working on scaling up their cheaper method of making high-quality graphene, an extremely strong, conductive material one atom thick that was the subject of a Nobel Prize last year.

Paranormal investigator Noah Voss points a video camera at an electromagnetic frequency device to record any abnormal activity at the Sun Prairie Cemetery in Sun Prairie, Wis.

Toxoplasma gondii is a parasite, seen here in brain tissue, that can alter the behavior of the host. It can make rodents attracted to cats, leaving them vulnerable to getting eaten.

Phil Pressel designed cameras for the government's top-secret Hexagon project. He's only recently been able to speak about his life's work.

Pythons' huge meals strengthen their hearts, and scientists hope it will help them learn how to treat human heart diseases.

A worker stands next to an array of Sharp solar cell modules at a power plant south of Tokyo in August. Sharp was one of 1,400 solar panel manufacturers in attendance at the Solar Power International conference, where industry optimism was high.

To feed China's insatiable demand for coal, U.S. companies are trying to sell and ship the lucrative commodity to the Asian market from new West Coast ports. Above, the cooling towers of a coal-fired power plant are seen on the outskirts of Beijing.