Archive: 01/23/2007

A synchrotron for neutral molecules

In the February issue of Nature Physics, Gerard Meijer and colleagues at the Fritz-Haber Institute, part of the Max Planck Society in Berlin, report the construction and operation of the first synchrotron for neutral molecu ...

Jan 23, 2007
3.1 / 5 (10) 0

What Will GLAST Tell Us?

The identity of dark matter—the mysterious stuff that makes up a quarter of the universe—continues to elude scientists, even decades after they first inferred its existence. The leading candidate that might ...

Jan 23, 2007
4.1 / 5 (21) 0

Physicists Develop Test for 'String Theory'

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 ...

Jan 23, 2007
4.5 / 5 (133) 0

Detecting land mines with sound

Researchers at MIT's Lincoln Laboratory are developing a highly pinpointed sound beam that can detect buried land mines from a safe distance. The new beam will use sound to seek out land mines like a bat uses sonar to hunt ...

Jan 23, 2007
4.8 / 5 (8) 0

Study finds mercury prevalent in many western fish

A new survey by researchers at Oregon State University and the U.S. Environmental Protection Agency of more than 600 rivers and streams in the western United States found widespread mercury concentrations in fish.

Jan 23, 2007
4.3 / 5 (4) 0