In 2021 pieces of Mars will land safely on earth as part of Mars 2020. The Mars 2020 rover collects samples and leaves them in canisters on the surface. The lander deploys a fetch rover to collect the samples and deposit them in an ascent vehicle, which blasts into Mars orbit. There, a return orbiter […]

10 Favorite PC Programs

Everything – desktop search f.lux – dims screen hues at night Faststone – screen capture Webex – teleconferencing Dropbox – file sharing synced across your computers Ultramon – adds task bar to extended monitor Microsoft security essentials – free virus protection Evernote – note taking software for pc, web, and phone Chrome – browser t…