29/01/2014

Charting the slopes of sediment transport

In the Earth Surface Dynamics Lab at the California Institute of Technology (Caltech) the behavior of rivers is modeled through the use of artificial rivers—flumes—through which water can be pumped at varying rates over ...

Finding how many Coquerel's sifaka exist

In a study now published in the American Journal of Primatology, Célia Kun-Rodrigues and Jordi Salmona, from Lounès Chikhi's laboratory at the Instituto Gulbenkian de Ciência (IGC) provide the first abundance estimates ...

Video: How the Dream Chaser was built

The origins of Sierra Nevada Corporation's Dream Chaser go back over 50 years to the US Air Force's and NASA's research into lifting body concepts and the X-20 Dyna-Soar, so this winged, lifting-body spacecraft is one of ...

Improving structural safety in bridges

One of the longest spans in the world is the San Francisco—Oakland Bay Bridge, which was severely damaged in the 1989 Loma Prieta earthquake. Final reconstruction of the eastern span began in 2002 and was completed in 2013.

Student-built satellite sends data from space

A tiny satellite, dubbed KySat-2, built by students at the University of Kentucky and Morehead State University is currently orbiting about 300 miles above the Earth, circling the planet every 90 minutes. The satellite, launched ...

One protein, two important roles

The molecular pathways involved in the cell cycle are complex and difficult to control. Better understanding of cell control mechanisms, and why they go wrong in cancer, could help open the door to more effective cancer drug ...

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