Add Yahoo as a preferred source to see more of our stories on Google. Having jealous people around you can be more than just an annoyance; it can actually be risky in ways you might not have ...

Chacma baboons (Papio ursinus) get jealous of their siblings' grooming sessions. Delaunay et al., Proceedings of the Royal Society B (2026) If you have siblings, you may remember fighting for your ...

Dear Annie: Almost 15 years ago, my older sister removed me from her life after a series of messy arguments. At the time, she just stopped taking my calls and waited for me to leave family functions ...