In the May 27 SN: Genetic intruders, seeing Chaco in a new light, an artificial womb, Mars’ origin revisited, domestication of the horse, glimpsing Earth’s glacial past, what’s in a fang blenny’s bite and more.
COLORED LINES In this simulation of HAT-P 7b’s magnetic field lines, strong lines are shown in blue and magenta. Weaker lines are green and yellow. These magnetic field lines influence winds on the distant world, making them blow both east and west, a new study says. The stronger the lines, the wilder the winds.
T.M. Rogers/Nature Astronomy 2017
LOOKING UP Data from NASA's Juno spacecraft are revealing new details of Jupiter, from the swirling cyclones at the planet's poles (south pole, shown) to its great white ovals, storms and stripes of gas.
NASA, SWRI, MSSS
FAR OUT TRAPPIST-1h (outermost magenta line) orbits its star in about 19 days, new observations show. The orbits of the system’s other six planets are shown in red, orange, yellow, green, blue and purple.
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).