“These are, high, high, highly intelligent creatures,” said conservation biologist Reese Halter.¹  

Green blood is not something you see every day. The recent search for why several species of lizards found in New Guinea have green blood assumes an evolutionary origin for these creatures. It seems like the researchers started with a discovery that indicates green blood developed independently in four species from red-blooded ancestors.¹

A common seaweed called rainbow wrack grows along Europe’s coasts, including tidal rock pools in the UK. Deep inside its cells, this marine plant uses oily chemicals to make opal look-alikes—“living opals.” This discovery intrigues nanotechnologists.