The Rio Carnival went off this week in fine, bombastic style. Of the countless designs and costumes paraded about, we searched out the seven geekiest moments on display in the Brazilian festival. See more >
Icebreaker ships are huge, they are strong, they are powerful, and their history is amazing. Here is a spectacular pictorial look into their evolution, from steamers and diesel vessels to nuclear powered ships. See more >
Intercepting and decoding messages is just as important as taking pictures. Here's a look at all the devices spies have used to tap into voice, mail, phone, radio, morse, electronic messages, and other signals.