In the Feb. 18 SN: Anniversary of a celebrity supernova, readying for the next stellar explosion, human-animal chimeras, hottest year on record, molecules tied in knots, cancer results don’t reproduce and more.
IN DEEP Samples from fluid pockets in crystals inside Mexico's Naica mine in Chihuahua revealed life-forms that may have been trapped in the minerals for up to 50,000 years.
Alexander Van Driessche/wikimedia commons (CC BY 3.0)
ONTO THE ICE This image from the Galileo spacecraft shows the icy surface of Europa. The Jovian moon is a target for a potential lander mission that will look for signs of life there.
The Juno spacecraft, shown in this artist’s illustration, will not maneuver into a shorter orbit around Jupiter due to an issue with helium valves that are part of the plumbing for the probe’s main engine.
New telescopes and spacecraft will soon help researchers scour our galaxy for signs of extraterrestrial life. But what might aliens look like? And if they do exist, why haven’t they returned our calls? These are just some of the questions addressed in the Science News special report “In Search of Aliens” (SN: 4/30/16, p. 24).