Archivo: Cosmos

The health of sea ice between the poles couldn’t be more different. The extremes, US researchers say, boil down to geology.

By splitting the spectrum into four, scientists have maximised electricity generation from a beam of sunlight.

How brain cells regulate waking and snoozing is still mostly a mystery. A new study shows deciding factors may come from outside the cells.

The OSIRIS-REx mission to return samples from an asteroid will cost nearly $1 billion, and to make sure it’s up to the job, NASA needs practice material.

Where Earth nurtured life, Mars (as far as we know) has not. But a seemingly destructive event some four billion years ago may have given Martian life the boost it needed.

Data from three orbiting NASA spacecraft give us an unprecedented picture of the Red Planet.

Eight years of Cassini photography has uncovered a strange region brightening and growing on Saturn’s largest moon.

When a satellite is built in France but launched in Russia, moving it can be a logistical nightmare. But European weather satellite Sentinel-3A made that trip, which involved planes, trains and automobiles … and, of course, a rocket. Belinda smith tracks its progress.

Europe’s replacement forests aren’t half as good at cooling the planet as the old broad-leafed variety.

These microscopic blooms could boost solar and sensor technologies.