Animals watch over their dead, but is it really mourning?
August 15, 2018, 1:29 p.m. by Laura Moss
Mammals, primates and even birds have been seen grieving.
Common cat parasite linked to personality changes in humans
July 25, 2018, 12:59 p.m. by Laura Moss
Scientists say Toxoplasma gondii can modify the brain — and a third of the world's population is infected with it.
Coyote finds old dog toy, acts like a puppy
Yosemite's 'firefall' has become too popular
Przewalski's horses: 10 things you didn't know about the last 'wild' horses on Earth
What to see in the night sky in February
What is fatigability?
What you need to know about that mysterious Chinese coronavirus