New short link!

quinta-feira, 12 de agosto de 2010

Um par de LEDs que avisam quando há Notificações e/ou Mensagens no Facebook...

http://www.instructables.com/id/Facebook-LED-blink-on-new-notifications-and-messag-1/

Um dos mais simples Robots Andarilhos...

http://www.instructables.com/id/Simple-Bots-Inchworm/

...E os primeiros Engenhocas datam de há 800.000 anos!
Discovery Pushes Human Tool Use Back 800,000 Years

By Stephanie Pappas, LiveScience Senior Writer

posted: 11 August 2010 01:03 pm ET
The timeline of early human evolution needs another revision with the discovery that human ancestors used tools 800,000 years earlier than previously realized.

The finding in Ethiopia, a pair of mammalian fossil bones marred by tool marks, pushes tool use back into the age of Australopithecus afarensis, an early human ancestor that lived in east Africa 3 million to 4 million years ago.

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