The tumors, all benign, are three different types, Mass General Brigham Newton-Wellesley Hospital outside Boston said. The hospital said an investigation found no environmental risk.
Researchers spent months eavesdropping on wild bonobos at a rainforest in Congo. Their research suggests the animals can use some features of language to communicate.
Harvard professor Gregory Kestin is using AI to replicate himself as part of a tutoring experiment. NBC News' Gadi Schwartz visits the university to talk to Kestin about what he hopes to gain from the process.
The Fram2 mission launched from Kennedy Space Center on a Falcon9 rocket carrying four private citizens. The mission will be the first to orbit directly over Earth's North and South poles.
"We take the integrity of our criminal investigations and the reliability of our forensic testing very seriously," L.A. County Sheriff Robert Luna said.