Tag Archives: Barack Obama

‘Print’ almost anything

Caption: For Valentine’s Day this year, a Japanese company used a 3-D printer to produce chocolate copies of people’s faces. Credit: FabCafe/Think 3D/K’s Design Lab

3-D printers allow people to build almost anything they can imagine — from toys to food, buildings to body parts

Posted in Technology & Engineering | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

A plant enemy’s enemy

When eaten by caterpillars, some plants can emit chemicals that signal the help of special wasps. Once called, a wasp lays its egg inside a caterpillar. Credit: Ted Turlings

Plants use chemicals to recruit help in fighting off pests

Posted in Agriculture, Chemistry, Plants | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , ,

The first moon walker

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Neil Armstrong made history in 1969 when he planted his feet — and a flag — on the moon

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