While it may seem that heaps of plastic from meal kit delivery services like Blue Apron makes them less environmentally friendly than traditional grocery shopping, a new study says the kits actually produce less food waste. Derek Davis/Portland Press Herald via Getty Images hide caption
Parts of the Cape Fear River near Fayetteville, N.C., are contaminated with a PFAS compound called GenX. The North Carolina Department of Health and Human Services is surveying residents in the area about their health. Mark Wilson/Getty Images hide caption
Physicist Albert Einstein. Bettmann Archive hide caption
Debris from Hurricane Michael rests along a canal on Oct. 18, 2018, in Mexico Beach, Fla. NOAA upgraded the storm to a Category 5 after completing its analysis. Scott Olson/Getty Images hide caption
A map shows earthquake faults in part of Southern California. Scientists using hundreds of graphics processors found that the region experienced 1.81 million temblors over a decade-long span — 10 times more than what had previously been detected. Rich Pedroncelli/AP hide caption
David Vetter, pictured in September 1982 inside part of the bubble environment that was his protective home until he died in 1984. Today most kids born with severe combined immunodeficiency are successfully treated with bone marrow transplants, but researchers think gene therapy is the future. AP hide caption
The image on the left shows the brains of pigs that were untreated for 10 hours after death, with neurons appearing as green, astrocytes as red and cell nuclei as blue. The image on the right shows cells in the same area of brains that, four hours after death, were hooked up to a system that the Yale University researchers call BrainEx. Stefano G. Daniele and Zvonimir Vrselja, Sestan Laboratory, Yale School of Medicine hide caption
Floodwaters inundated Cataño, Puerto Rico, on Sept. 28, 2017, days after it was hit by Hurricane Maria. Carlos Giusti/AP hide caption
CRISPR gene-editing technology allows scientists to make highly precise modifications to DNA. The technology is now starting to be used in human trials to treat several diseases in the U.S. Molekuul/Getty Images/Science Photo Library hide caption
A team of researchers found a surprisingly large amount of microplastic in the air in the Pyrenees mountains in southern France. VW Pics/UIG via Getty Images hide caption
Gentoo penguins sit on an Antarctic iceberg in a scene from the new Netflix nature documentary series Our Planet. Sophie Lanfear/Silverback/Netflix hide caption
South Korean President Park Geun-hye walks past a NASA logo during a tour at the agency's Goddard Space Flight Center in Greenbelt, Md. Patrick Semansky/AP hide caption
The trick, of course, is to find moments of deep relaxation wherever you are, not just on vacation. Laughing with friends can be another way to start breaking the cycle of chronic stress and help keep your heart healthy, too. stock_colors/Getty Images hide caption
A bowl of Honey Toasted Kernza. General Mills made 6,000 boxes of the cereal and is passing them out to spread the word about perennial grains. Olivia Sun/NPR hide caption
People in the Israeli city of Netanya watching images taken by the camera of the Israel Beresheet spacecraft of the moon surface before it crashed. Jack Guez/AFP/Getty Images hide caption
Ketamine appears to restore faulty connections between brain cells, according to research performed in mice. Kevin Link/Science Source hide caption
These Palmer amaranth — or pigweed — plants, seen growing in a greenhouse at Kansas State University, appear to be resistant to multiple herbicides. Dan Charles/NPR hide caption
The pronounced curve of this toe bone — the proximal phalanx — from a specimen of Homo luzonensis, an early human found in a Philippine cave, looks more like it came from tree-climbing Australopithecus than from a modern human, scientists say. Callao Cave Archaeology Project hide caption
The first-ever image of a black hole was released Wednesday by a consortium of researchers, showing the "black hole at the center of galaxy M87, outlined by emission from hot gas swirling around it under the influence of strong gravity near its event horizon." Event Horizon Telescope collaboration et al hide caption
The North American porcupine has a cute face, but it has upward of 30,000 menacing quills covering much of its body. The slow-moving herbivore uses them as a last-resort defense against predators. Lindsay Wildlife Experience hide caption
