Science writer David Berreby shares his personal journey with griefbots and discusses how they can offer unexpected comfort, insight and connection in the wake of loss. Kendra Pierre-Louis steps in as ...

Chemical engineering is a branch of engineering that deals with the processes (production, transformation, transportation and usage) necessary to produce useful materials and energy. Chemical ...

Tissue engineering is a set of methods that can replace or repair damaged or diseased tissues with natural, synthetic, or semisynthetic tissue mimics. These mimics can either be fully functional or ...

Dec. 7, 2025 A century-old North Atlantic cold patch is now linked to a long-term slowdown in the AMOC, the climate-regulating conveyor belt of ocean water. Only weakened-AMOC models match observed ...