Scientists study how planetary waves affect atmospheric dynamics

Physicists at St Petersburg University have studied planetary waves and discovered that they can generate disturbances in the stratosphere causing extreme warming and cooling in the Arctic and mid-latitudes. Numerical modeling ...

Without ozone, the Earth might get a lot colder

The evolution of Earth's climate contains many components. And new research has shown just how critical the ozone layer is to the surface temperature of the Earth. Without an ozone layer, our planet would be 3.5 Kelvin cooler.

Ancient bacteria might lurk beneath Mars' surface

In a first-of-its-kind study, a research team, including Northwestern University's Brian Hoffman and Ajay Sharma, found that ancient bacteria could survive close to the surface on Mars much longer than previously assumed. ...

Discovery could dramatically narrow search for space creatures

An Earth-like planet orbiting an M dwarf—the most common type of star in the universe—appears to have no atmosphere at all. This discovery could cause a major shift in the search for life on other planets.

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