Something Big Happened to the Planet a Million Years Ago
Why did glacial cycles intensify a million years ago? Researchers find clues on the bed of the Atlantic Ocean. Something big happened to the planet…
Why did glacial cycles intensify a million years ago? Researchers find clues on the bed of the Atlantic Ocean. Something big happened to the planet…
Multidisciplinary team of materials physicists and geophysicists combine theoretical predictions, simulations, and seismic tomography to find spin transition in the Earth’s mantle. The interior of…
Undocumented infections accounted for estimated three-quarters of infections last year. A new study published in the journal Nature estimates that 103 million Americans, or 31…
A relatively new way of analyzing tree rings has allowed researchers to reconstruct temperatures in Mongolia since 1269 C.E. The new reconstruction confirms that since…
After years of progress on food security, some nations see sharp reversals. For years, it seemed the world was making progress eliminating hunger. Then, starting in…
Some past sea levels may not have been as high as thought, says study of rising and sinking landmasses. But even reduced estimates, if applied…
A new metric accounting for future climate-related deaths could greatly multiply the “social cost of carbon.” A just-published study coins a new metric: the “mortality…
Two types of drugs that are recommended as a first treatment for patients with high blood pressure were found equally effective in improving cardiovascular outcomes,…
Columbia and Northwestern engineers use electric fields to induce oscillations in tiny particles; this motion could be used by researchers to develop microrobots. A challenging…
Study suggests spatial relationship between COVID-19 mortality and population-level health factors. An estimated 43 percent of the variability in U.S. COVID-19 mortality is linked with…
Seamounts offer clue to solving a tectonic puzzle. The Hikurangi Margin, located off the east coast of the North Island of New Zealand, is where…
Legend has it that Marie Antoinette’s hair turned gray overnight just before her beheading in 1791. Though the legend is inaccurate—hair that has already grown…
While our facial expressions play a huge role in building trust, most robots still sport the blank and static visage of a professional poker player….
A new study of dozens of wild fish species commonly consumed in the Peruvian Amazon says that people there could suffer major nutritional shortages if…
Diamonds are sometimes described as messengers from the deep earth; scientists study them closely for insights into the otherwise inaccessible depths from which they come….
Columbia team designs high-performance, implantable system that can manipulate brain signals and suppress pathological coupling; successfully tested in epileptic animal models, the new design could…
A new study is drawing the most detailed picture yet of SARS-CoV-2 infection in the lung, revealing mechanisms that result in lethal COVID-19, and may…
A cytokine “hurricane” centered in the lungs drives respiratory symptoms in patients with severe COVID-19, a new study by immunologists at Columbia University Vagelos College…