In this handout provided by the NASA, SpaceX's Falcon 9 rocket sits on the launching pad with the JCSAT-14 communications satellite in May 2016. NASA/NASA via Getty Images hide caption
NuScale power wants to build modular nuclear reactors small enough to fit on the back of a truck. NuScale hide caption
Trees can't talk — or can they? Ecologist Suzanne Simard says tree communicate with each other in a unique way. Courtesy Suzanne Simard hide caption
Spider Silk Is Stronger Than Steel — And Now It Can Be Made In A Lab
Anthropologist Robin Dunbar says our social networks are limited to about 150 connections. Courtesy of Robin Dunbar hide caption
Are there ways to make traffic better in our cities? Video still courtesy TED hide caption
Computer scientist Avi Rubin speaking at TEDxMidAtlantic. Chris Suspect/TED hide caption
The highly rated variety of medical marijuana known as "Blue Dream" was displayed among other strains at a cannabis farmers market in Los Angeles in 2014. Frederic J. Brown/AFP/Getty Images hide caption
Helen Dahlke, a scientist from the University of California, Davis, stands in an almond orchard outside Modesto that's being deliberately flooded. This experiment is examining how flooding farmland in the winter can help replenish the state's depleted aquifers. Joe Proudman/Joe Proudman / Courtesy of UC Davis hide caption
As Rains Soak California, Farmers Test How To Store Water Underground
For the first time, scientists have synthesized a three-stranded molecular braid that twisted into a knot with eight crossings, as in this rendering. Stuart Jantzen/Biocinematics.com/Science hide caption
New Gene-Editing Techniques Hold the Promise Of Altering The Fundamentals Of Life
A mouse with predatory brain circuits switched on is much more likely to attack and kill prey like this cricket. Courtesy of Ivan de Araujo/Cell Press hide caption
The killer whale J2, better known as "Granny," pokes her head out of the water in the Salish Sea near the San Juan Islands of Washington in July 2016. Granny, who was thought to be about 105 years old at the time, was presumed to have died later that year. Mark Malleson/Center for Whale Research/AP hide caption
Menopause Mystery: Why Do Female Killer Whales Experience The Change Of Life?
The hyolith Haplophrentis extends the tentacles of its feeding organ (lophophore) from between its shells. The paired spines, or "helens," are propping the animal up off the ocean floor. Danielle Dufault/(C) Royal Ontario Museum hide caption
Gas prices are shown on a sign at a 7-11 in Oklahoma City last month. Amid a state budget slump, Oklahoma lawmakers are considering raising gas taxes for the first time in 30 years. Sue Ogrocki/AP hide caption
Mai Dang, who owns Fashion Nails in Berkeley, Calif., does a client's nails. The ventilator hose poised over her shoulder helps keeps noxious fumes at bay. Jenny Gold/Kaiser Health News hide caption
We Asked People What They Know About Obamacare. See If You Know The Answers
Adult Female Hoolock Tianxing. Courtesy of Peng-Fei Fan hide caption
Musi, an African elephant, is one of Fresno Chaffee Zoo's five elephants enrolled in the Elephant Welfare Initiative. Courtesy of the Fresno Chaffee Zoo hide caption
Shots - Health News
Fitness Trackers Aim To Improve The Health And Happiness Of Zoo Elephants
Valley Public Radio
Fitness Trackers Aim To Improve The Health And Happiness Of Zoo Elephants
This 52-million-year-old fossilized tomatillo was found in Patagonia, Argentina, shedding light on the origin of nightshade plants. In this specimen, the slender stalk is preserved, and the former papery and lobed husk is broken at top to reveal the large, fleshy berry underneath — now turned to coal. Peter Wilf, Penn State University hide caption