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.
FINAL APPROACH Rosetta's last picture of comet 67P, taken just 51 meters from the surface, reveals a gravelly landscape.
ESA, Rosetta, MPS for OSIRIS Team, MPS, UPD, LAM, IAA, SSO, INTA, UPM, DASP, IDA
IT’S SHOCKING Studies of the early universe indicate that shock waves formed less than one ten-thousandth of a second after the Big Bang. In the simulation shown above, brighter regions are denser parts of the universe, and lines where the density changes abruptly indicate shocks.
U.-L. Pen and N. Turok
STAY ON TARGET Rosetta’s final resting place will be among the dusty terrain of the Ma’at region on comet 67P, seen here as imaged by the spacecraft on September 18.
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).