Beginning around 2.5 million years ago, Earth entered an era marked by successive ice ages and interglacial periods, emerging from the last glaciation around 11,700 years ago. A new analysis suggests ...

Meteorologist Rich Segal answers viewer questions in depth on topics like informing audiences about climate change's impacts, interglacial periods affecting weather, and why noctilucent clouds are ...

Global warming caused vital Atlantic Ocean currents to collapse just before the last ice age, a new study suggests. The weakening currents triggered a cascade of effects, resulting in a dramatic ...