Researchers have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through lice rather than ticks, and how it gained ...

A new “DNA atlas” of Ireland is revealing some of the surprising ways historic kingdoms have influenced populations on the island—and it offers the first genetic evidence that Vikings ...

But the sun had been primed to put on a show as it approached the maximum phase of its 11-year activity cycle—and that high activity continues today. This solar cycle still has the potential to ...

Our initial list of the Senate’s most vulnerable incumbents for the 2026 cycle is shorter than usual after three Democratic incumbents from competitive states announced that they wouldn’t seek ...

Does Merlin Cycles offer free shipping? Merlin offers free shipping on most US orders when you spend $315 or more (except for orders containing bikes & wheels). You'll be able to see if your order ...

Years ago, I was introduced to the Adizes Organizational Life Cycle model, which maps the evolution of businesses from infancy to prime and, if mismanaged, into inevitable decline. Seeing this ...

NBCUniversal is parting ways with many of its cable networks, but the company will continue to sell all the commercials that appear on those outlets for the next two years. Mark Marshall, NBCU’s ...

Cycle syncing involves changing your diet, exercise routines, and other lifestyle habits based on your menstrual cycle. While research about its benefits is lacking, it can be a helpful way to ...

This story has been updated. SAN JOSE — Cold-case investigators used a fingerprint from a 1977 pack of cigarettes and a subsequent DNA match to implicate an Ohio man in the strangling of a ...