Just about everyone knows that birds have hollow bones. The humerus, clavicle, sternum, pelvic girdle, and lumbar and sacral vertebrae are all hollow. And we were taught in elementary school that ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

Look at the birds outside your window: little feathery things that beg for crumbs and make cute chirpy noises. What if they were 30 feet across and could fold up their wings and walk on all fours? Not ...

Dumb extinction jokes aside, dodos’ life history is largely unknown. Now the first closeup look inside the long-gone birds’ bones is giving a glimpse into their lives, an international research team ...

When drawing up a new aerospace or automotive design, engineers face an inevitable push and pull, according to Kang. They want to build the vehicle to stand up to the worst-case ...

Dinosaurs as big as buses or five-story buildings would not be possible if their bones were dense and heavy like ours. Like present-day birds, dinosaurs had hollow bones with inner structures known as ...