Magnetic 3-D-printed structures crawl, roll, jump, and play catch
New printing technique could be used to develop remotely controlled biomedical devices.
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3 Questions: Roger Summons on finding organic matter on Mars
Discovery adds to evidence suggesting that Mars was at one time habitable.
Keeping data fresh for wireless networks
Algorithm provides networks with the most current information available while avoiding data congestion.
Engineers design color-changing compression bandage
Bandage is threaded with photonic fibers that change color to signal pressure level.
Turning up the heat on thermoelectrics
New materials, heated under high magnetic fields, could produce record levels of energy, model shows.
Researchers develop virtual-reality testing ground for drones
With new system, drones navigate through an empty room, avoiding crashes while “seeing” a virtual world.
New theory describes intricacies of a splashing droplet
Findings may help track movement of pesticides and biological contaminants.
Study: Health benefits will offset cost of China’s climate policy
A 4 percent reduction per year in carbon dioxide emissions should net $339 billion in health savings in 2030, researchers estimate.
A graphene roll-out
Scalable manufacturing process spools out strips of graphene for use in ultrathin membranes.
TESS readies for takeoff
Satellite developed by MIT aims to discover thousands of nearby exoplanets, including at least 50 Earth-sized ones.
Dense stellar clusters may foster black hole megamergers
Black holes in these environments could combine repeatedly to form objects bigger than anything a single star could produce.
Brewing up Earth’s earliest life
Large concentrations of sulfites and bisulfites in shallow lakes may have set the stage for Earth’s first biological molecules.
Engineers turn plastic insulator into heat conductor
Technique could prevent overheating of laptops, mobile phones, and other electronics.