SpaceMars may have been habitable millions of years later than we thought Analysis of minerals in a Martian meteorite suggest that the planet may have begun to be hospitable for life 30 million years later than previously thought News
LifeWhy do we exist? The meaning of life isn’t to be found in the stars We are tiny specks of life in a vast, indifferent cosmos – but to say that decreases the value of our existence is to measure ourselves against the wrong thing Features