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New research suggests seals sense oxygen levels in their blood to know when to come up for air.

With a measles outbreak growing in West Texas, and isolated cases popping up across the country, experts say vaccination is the best protection. And not just for kids. Some adults may need a booster.

A growing group of content creators are trying to counteract misleading and false wellness claims online from influencers hawking supplements and unproven remedies.

The Kentucky Republican has served more than 40 years in the chamber, and became one of the most consequential and divisive legislators in recent history.

Israel deported more than 150 freed Palestinian prisoners last month. Some experts in Israel warn it could have long-term consequences for Israeli security.