Dust devils on Mars form when air near the warm surface heats up and rises through cooler surrounding air, causing nearby air ...

For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound psychological impact upon us ...

Life on Earth may have begun with a gift from a comet. Its existence was once threatened by an asteroid. Its future may ...

Agriculture is heavily reliant on water resources, which are increasingly threatened by global challenges such as population growth and climate change.