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Female penises evolved twice in bark lice

In a group of bark lice, a penis has evolved twice – in the females. In their nutrient-scarce environment, “seminal gifts” are an incentive for females to force mating, leading to the co-evolution of female…

exp57 landing

Astronaut, Crewmates Returns to Earth After 197-Day Mission…

NASA astronaut Serena Auñón-Chancellor, returned to Earth Thursday, safely landing at 12:02 a.m. EST (11:02 a.m. local time) in Kazakhstan. Auñón-Chancellor and her crewmates, Expedition 57 Commander Alexander Gerst of ESA (European Space Agency) and Soyuz Commander Sergey Prokopyev, launched…

MIT Radiation Damage 1

System monitors radiation damage to materials in real-time

Facility could rapidly provide data on how material properties change in a nuclear reactor. In order to evaluate a material’s ability to withstand the high-radiation environment inside a nuclear reactor, researchers have traditionally used a…