In the Aug. 5 SN: Seismologists study North Korea’s nukes, souped up solar cells, Larsen C finally cracks through, marshmallow test goes to Africa, bacteria’s mysterious architecture, an entanglement distance record, solar eclipse paths to come and more.
SUCH GREAT HEIGHTS Students practice launching balloons like the ones that will loft cameras to livestream the solar eclipse on August 21.
Kelly Gorham/Montana State University
ANCIENT FEATURES Northeast Syrtis Major (shown) is a candidate landing site for the Mars 2020 mission. The bedrock in the region is more than 4 billion years old. Certain ridges there may be the result of ancient hot springs, a new study of similar features elsewhere on Mars suggests.
UNIV. OF ARIZONA, JPL-CALTECH/NASA
SEEKING E.T. The Allen Telescope Array, located at the Hat Creek Radio Observatory in California, searches for signals from extraterrestrial intelligence. Astronomer Jill Tarter, the subject of the new book Making Contact worked to construct the telescope in the face of funding difficulties.
Colby Gutierrez-Kraybill/Wikimedia Commons (CC BY 2.0)
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).