iOS app Android app

Cloaking

How Could We Build an Invisibility Cloak to Hide Earth From an Alien Civilization?

The Conversation US | Posted 04.14.2016 | Science
The Conversation US

What would it take to hide an entire planet? It sounds more like a question posed in an episode of "Star Trek" than in academic discourse, but sometimes the bleeding edge of science blurs with themes found in science fiction.

White Supremacist Site MartinLutherKing.org Marks 12th Anniversary

Keith Thomson | Posted 05.25.2011 | Media
Keith Thomson

When a group of students was recently assigned to write reports on Martin Luther King, Jr., several of them learned that King had in fact been a drunken philandering con man. Where in the www did these kids search? Google, for starters.