In the October 1 SN: Meet the SN 10 — up-and-coming scientists exploring big questions, Tasmanian devils resist an epidemic of cancer, the ebb and flow of one man’s microbiome, oldest fossils, Juno’s first closeups of Jupiter and more.
RISE UP A line of small scarps (arrows) on Mercury, seen in this image from the MESSENGER spacecraft, suggest that the planet has been tectonically active in the last 50 million years.
NASA, JHUAPL, Carnegie Institution of Washington
An ocean of salty water might lurk beneath Pluto’s Sputnik Planum, the left side of the dwarf planet’s famous heart, seen in this image from the New Horizons spacecraft.
NASA, JHUAPL, SWRI
SPACE BOUNCE Aboard the International Space Station, astronaut Andre Kuipers measures his weight using the pogo-stick-like Body Mass Measurement Device, which uses spring oscillations to determine mass.
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).