Explore the intriguing concept of snowball Earth and how ancient glaciations reshaped our planet's geology and chemistry.
Beginning around 2.5 million years ago, Earth entered an era marked by successive ice ages and interglacial periods, emerging ...
Scientists have determined exactly how Earth's orbit and tilt affect glaciation and deglaciation, based on the length of ...
Living organisms need nitrogen as a central building block for protein formation, for example. However, although our ...
Researchers found evidence humans lived at a site in southern Côte d’Ivoire, a region of present-day rainforest, about 150,000 years ago.
For years, rainforests were thought to be barriers to early human survival, but new evidence has shattered this assumption. A ...