A sequence of radar images of asteroid 1998 QE2 — obtained by NASA scientists using…
Month: May 2013
Asteroids provide sustainable resource, study finds
The prospects of a robotic manufacturing base operating off Earth is not as far-fetched as…
Atom by atom, bond by bond, a chemical reaction caught in the act
Scientists have produced remarkable images of carbon atoms and the bonds among them. Resembling glowing…
Why animals compare the present with the past
Humans, like other animals, compare things. We care not only how well off we are,…
Ancient streambed found on surface of Mars
Rounded pebbles on Mars represent the first on-site evidence of sustained water flows on the…
Scientists capture first images of molecules before and after reaction
Using atomic force microscopy, chemists for the first time can capture images of molecules before…
One of the moon’s mysteries solved: Origin of mascon basins
A mystery of the moon that imperiled astronauts and spacecraft on lunar missions has been…
Rounded stones on Mars evidence of flowing water
Observations by NASA’s Mars rover Curiosity have revealed areas with gravel and pebbles that are…
Human activity echoes through Brazilian rainforest
The disappearance of large, fruit-eating birds from tropical forests in Brazil has caused the region’s…
Genetic variants linked to educational attainment
A multi-national team of researchers has identified genetic markers that predict educational attainment by pooling…