Scientists have found evidence that Mercury’s inner core is indeed solid, and that it is nearly the same size as Earth’s inner core. The new findings offer clues about how the solar system formed and how rocky planets change over time.
A large federal grant brings together the School of Social Work, Department of Psychiatry, Mailman School of Public Health, Data Science Institute, and researchers at other institutions to speed scientific solutions to the U.S. opioid crisis.
Marco Tedesco, a professor in atmospheric sciences at Columbia’s Lamont Doherty Earth Observatory. He monitors behavior of the cryosphere — the part of earth’s water system that is frozen. He says melting of this extent shouldn’t begin until May.
In a new study, scientists led by Jordan Abell, a graduate student at Columbia’s Lamont-Doherty Earth Observatory, use urine salts to reconstruct the timing and scale of the Neolithic revolution at a Turkish archaeological site.
The Columbia paleoclimatologist and marine geologist has shaped our understanding of the how ice ages fluctuate and how sea levels change; in this interview Raymo talks about why the miles and miles of marine sediment samples in Lamont’s Core Repository are so important.