Throwable cameras, 3D-printed hearts and cars and maglev hoverboards right out of the 80s movie 'Back to the Future' round out this week's gallery.
Movies often depict dinosaurs as being greenish brown in color, but how do we know this? What color were dinosaurs, really?
Red blood cells and collagen fibers from bone are preserved in 75-million-year-old dinosaur bones.
For the first time a titanosaur track has been matched to an actual fossil hind foot of one of the world's last and largest dinosaurs.
Some animals are warm-blooded, while others are cold-blooded. What sets them apart, and what advantages does each kind have over the other?
The roach looked like a sci-fi monster and was a fearsome night-time hunter.
Animals living during the Jurassic in China could have looked up and seen an impressive sight: a bat-like clawed dinosaur soaring through the skies.
T. rex had some surprising relatives, including a new dinosaur nicknamed The Platypus that loved plants instead of meat.
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