The new Dark Energy Survey year five results used machine learning to obtain a new measurement that offers insights into the density of the mysterious force driving the Universe’s expansion. The results were presented recently at the 243rd meeting of the American Astronomical Society meeting. What does this all mean? Don Lincoln explains.

From Popular Science: A new observatory under construction in China—the Jiangmen Underground Neutrino Observatory, or JUNO—plans to hunt the elusive neutrino with better sensitivity than ever before. Expected to be operational in 2024, this detector will not only be bigger, but also more sensitive to slight variations in neutrinos’ energies than any of its predecessors.