The iKnife knows when it's cutting through healthy tissue or cancerous tissue during surgery. In 91 tests, it correctly identified the tissue every time, and in less than a second.

Chimpanzees and orangutans can use 'autobiographical memory' - previously thought to be unique to humans. In a series of tests, the apes were able to accurately recall an event that happened three years prior.

Genetecists may have found a way to switch off the rogue chromosome that causes Down's syndrome. 

The discovery of two giant viruses could mean an entirely new kingdom of life. More than 93% of their genes are unknown and not on any existing database.

Robert Hooke's Micrographia is available as a free e-book thanks to Project Gutenberg. Also check the Wikipedia page.

The 2013 NZ Skeptics Conference will be held in Wellington from the 6th to the 8th of September. Great speakers like astronomer Dr. Pamela Gay, climate scientist Professor Martin Manning, microbiologist Dr. Siouxsie Wiles and many more.