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Some of the genetic variations in human DNA that have been linked to quick clotting or depression or diabetes lie within or near the genetic stretches we picked up from Neanderthals, a study finds.

Airs Saturday, May 18, 2013 at 2:30 p.m. on KPBS TV

The last time people were this dissatisfied with presidential candidates, Ross Perot became a third-party success story. This year, however, there are new hurdles for outsiders.

A federal appeals court hears arguments over a lawsuit challenging the Selective Service's requirement that men, but not women, register for the draft.

John Kasich and Ted Cruz will stay out of each other's way in three upcoming primary states. The nonaggression pact is an attempt to block Donald Trump from clinching the GOP nomination.

Meet Aedes aegypti. It's an ideal spreader of disease — from its attraction to trash to its habit of sipping blood from lots of folks in one feeding spree.

The U.S. aid group MCC just suspended a $463 million "compact" with Tanzania because of concerns about unfair elections on its semi-autonomous island, Zanzibar.

Roger Ailes has filed counter motions against the sexual harassment suit brought by ex-anchor Gretchen Carlson. Other women, however, are coming forward with similar allegations against Ailes.

Author Elizabeth Green argues that effective teaching is a craft, not a skill teachers have naturally. She says teachers need more mentorship — not just more mandates.

Beekeepers lost 42 percent of their hives last year. NPR and PBS NewsHour investigate what's behind the plight of the pollinators. Some scientists say pesticides called neonics are being overused.