New evidence for the first life on land comes from an ancient microbial fingerprint
By comparing the chemical composition of modern microbial communities to their ancient counterparts, researchers can find better evidence of the earliest life on land. It's older than you think
By 2100, the ocean will be a different color
Incorporating the colored dissolved organic matter responsible for the color change improves the accuracy of climate models
Meet Katsuko Saruhashi, a resilient geochemist who detected nuclear fallout in the Pacific
Her deep belief that science and society were linked left a lasting impact
Even corals deep down on the ocean floor can’t escape humanity's impact
Climate change, industrial fishing, offshore drilling, and deep sea mining are all threats to life at the bottom of the sea
We're studying collapsed civilizations so that ours can endure climate change
Paleoclimatologists are digging into the connections between the collapse of Maya Civilization and extreme droughts
Ancient Romans never reached Greenland, but the emissions from their silver mining did
Ice cores, used to study ancient climates, also contain the history of the Roman Empire
I crush stalagmites from protected caves. What can I do to give back?
Scientists should do more with the communities where they work, a cave researcher writes