By Gwynne Dyer - Some big changes arrive with a bang, but usually they sort of sneak in and you barely notice them at first.

A major ocean current in the Southern Hemisphere has reversed direction for the first time in recorded history, in what ...

Extreme heat is only becoming more common. In the United States, heat waves now occur three times as often as they did in the ...

At any given time, about two-thirds of Earth's surface is covered by clouds. Overall, they make the planet much cooler than ...

The study shows that Earth’s climate has dramatically shifted before, triggering drought patterns like those seen in Cape ...

Asia’s vast land mass is intensifying extreme heatwaves as its sea surface warms at twice the global average, a new UN report ...

Earth’s major climate goal is too warm for the polar ice sheets, study says. If Earth stays at its current levels of warming — below policymakers’ goal of 1.5 degrees Celsius — polar ice ...