It’s a cross between the mechanical workings of an old Grandfather clock and a Skeleton clock — the goal was to have all movements visible to see how the clock operates. He designed it using ...

It’s a cross between the mechanical workings of an old Grandfather clock and a Skeleton clock — the goal was to have all movements visible to see how the clock operates. He designed it using ...

the U.S. and China has unearthed the first known example of a fossilized Alvarezsauridae skeleton with evidence of air pockets in its bones. In their paper published in the open-access journal ...