A greenhouse stays warm inside, even during winter. Why? Sunlight shines in and warms the air inside. Heat is trapped by the glass and cannot escape. This allows growers to produce fruits and ...

That carbon dioxide and other greenhouse gases trap heat is something scientists have known about for more than a 150 years. The underlying concept behind climate change is simple enough that school ...

A 66 million-year-old mystery behind how our planet transformed from a tropical greenhouse to the ice-capped world of today has been unraveled by scientists. Their new study has revealed that Earth's ...