Our planet has a memory. Deep within ice cores and ocean sediments lies evidence of a time when Earth looked fundamentally ...

Right now, the temperature of the Earth is pretty much perfect for humans, at around 13.9 degrees Celsius, or 57 degrees Fahrenheit. Yes, that is much lower than "room temperature," which is around 20 ...

Around 55 million years ago, Earth experienced one of the warmest climates in its history. This period, known as the early ...