Deep beneath the French countryside, in La Roche-Cotard cave, finger-drawn lines and dots lay hidden under 30 feet of ...

Since the discovery 50 years ago of subglacial lakes in Antarctica—some of the least accessible geological features on Earth—scientists have attempted to extract lake bed sediment to learn about the ...

Jan. 26 (UPI) --New research published Friday offers hope that the sediment samples picked up by the Mars rover Perseverance could reveal traces of life -- if it ever existed on the Red Planet. The ...

A research project put together in part by San Diego researchers achieved something never before done. The research team recovered lake-bed sediment samples, buried under a 15-meter-deep lake located ...

The climate warmed up almost as quickly 56 million years ago as it is doing now. When a huge amount of CO2 entered the ...

Researchers have analyzed DNA from 728 sediment samples from Denisova Cave. Their study provides unprecedented detail about the occupation of the site by both archaic and modern humans over 300,000 ...

Nitrogen is a critical building block for marine algae, yet the plankton in the Southern Ocean north of Antarctica leave much of it unused partly because they lack another needed nutrient, iron. The ...