First birds may have quacked, but dinosaurs definitely didn't sing
October 13, 2016, 3:39 p.m. by Mary Jo DiLonardo
Researchers study birdsong using 66-million-year-old voice box fossil.
Hundreds of ancient human footprints found near volcano
October 13, 2016, 11:21 a.m. by Mary Jo DiLonardo
Tracks give snapshot of life in Africa maybe 19,000 years ago.
15 captivating photos of animals yawning (and why they do it)
October 12, 2016, 1 p.m. by Mary Jo DiLonardo
Are they sleepy or bored, aggressive or stimulated? Here's what it means when animals open wide.
Hurricane Matthew is scary (and serene) when seen from the sky
October 5, 2016, 12:05 p.m. by Mary Jo DiLonardo
Two very different images show a bird's eye-view of the storm.
13 of the world's most gentle dog breeds
Every solar system model you've seen is wrong
Why are we still talking about Chris McCandless?
7 things you never knew about dragonflies
Wild mushrooms: What to eat, what to avoid
Sanctuary dog mourns his animal friends by staying by their side
How other species handle social distancing when someone is sick
What gray hair says about your health