Building protocells from inorganic nanoparticles

(Phys.org) —Researchers at the University of Bristol have led a new enquiry into how extremely small particles of silica (sand) can be used to design and construct artificial protocells in the laboratory. The work is described ...

NASA officials remember Mars rover Spirit

Scientists and engineers gathered Tuesday at NASA's Jet Propulsion Laboratory to remember the legacy of the hard-luck rover Spirit that came through in the end with geologic evidence that Mars was once a warm and wet place ...

Tusk suggests greener, wetter Arabian Desert in the past

A joint international research team led by the University of Oxford, in collaboration with the Saudi Commission for Tourism and Antiquities (SCTA), has discovered a giant tusk in the Arabian Desert.

Image: Layers and fractures in Ophir Chasma, Mars

Ophir Chasma forms the northern portion of the vast Mars canyon system Valles Marineris, and this image, acquired on Aug. 10, 2015, by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance ...

40,000 waves improve sand transport models

Over the past few years, University of Twente Ph.D. student Joep van der Zanden has created perfectly identical waves – 40,000 times – in a large 'wave flume' (channel) in Barcelona. Using advanced measurements, he investigated ...