Tiny Microdrones Propelled by Light-Driven Nanomotors

[ad_1] Artistic representation of a microdrone with two active light-driven nanomotors between red blood cells. Credit: Thorsten Feichtner A hand-held laser pointer produces no noticeable recoil forces when it is “fired” — even though it emits a directed stream of light particles. The reason for this is simply because of its relatively enormous mass compared […]

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Satellites and Drones Are Being Used To Study Glacial Physics and Predict Sea Level Rise

[ad_1] Calving front of the Upsala Glacier in Argentina. This glacier has been thinning and retreating at a rapid rate during the last decades — from 2006 to 2010, it receded 43.7 yards (40 meters) per year. Credit: Etienne Berthier/Université de Toulouse/NASA Goddard Brent Minchew leads two proposals to better understand glacial physics and predict […]

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