Adding copper strengthens 3-D-printed titanium

Successful trials of titanium-copper alloys for 3-D printing could kickstart a new range of high-performance alloys for medical device, defence and aerospace applications.

Feathers came first, then birds

New research, led by the University of Bristol, suggests that feathers arose 100 million years before birds—changing how we look at dinosaurs, birds, and pterosaurs, the flying reptiles.

Thais free 1,066 turtles to celebrate King's birthday

Hundreds of Thai schoolchildren and naval officers sent 1,066 turtles scuttling into the sea on Wednesday in a ceremony aimed at bringing good fortune to the new King Maha Vajiralongkorn, who turns 65 on Friday.

Panda twins baptised at Vienna zoo

Two pandas conceived naturally and born at Vienna zoo, Fu Feng and Fu Ban, were officially baptised on Wednesday, 100 days after their birth.

Common genetic ancestors lived during roughly same time period

Mitochondrial Eve and Y-chromosomal Adam—two individuals who passed down a portion of their genomes to the vast expanse of humanity—are known as our most recent common ancestors, or MRCAs. But many aspects of their existence, ...

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