Disposable sensor uses DNA to detect hazardous uranium ions

Researchers at the University of Illinois at Urbana-Champaign have developed a simple, disposable sensor for detecting hazardous uranium ions, with sensitivity that rivals the performance of much more sophisticated laboratory ...

LSU professor resolves Einstein's twin paradox

Subhash Kak, Delaune Distinguished Professor of Electrical and Computer Engineering at LSU, recently resolved the twin paradox, known as one of the most enduring puzzles of modern-day physics.

Space Shuttle Closer to Launch

Space Shuttle Atlantis was mated to the orange external tank and twin solid rocket boosters last week. The entire assembly is stacked on the mobile launcher platform and is targeted to roll out to Launch Pad 39A on February ...

Detecting Disease

Analyzing human blood for a very low virus concentration or a sample of water for a bioterrorism agent has always been a time-consuming and difficult process. Researchers at the Georgia Institute of Technology and Emory University ...

Fossilized tissue found in ancient fish

Australian scientists say fossilized muscle has been discovered in the remains of two fish that lived about 380 million years ago.

Sperm whales return to Mediterranean

Marine biologists in Italy say the sperm whale, once thought to have been nearly wiped from the region by drift nets, has returned to the Mediterranean.

LIGO and Virgo Join Forces In Search for Gravitational Waves

The Laser Interferometer Gravitational-Wave Observatory (LIGO) and the Virgo interferometric gravitational-wave detector of the European Gravitational Observatory (EGO) near Pisa, Italy, have agreed to join in a collaborative ...

Shaky Ground

University of Arkansas researchers have used measurements of tiny movements in the Earth's crust to gain a better understanding of earthquake dynamics in Nicaragua, where a large quake devastated the city of Managua in 1972. ...

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