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The ability to measure blood oxygen levels is dropping from the Apple Watch Series 9 and Watch Ultra 2. Apple is making the change to comply with a ruling by the International Trade Commission.

Good CPR requires 100 to 120 chest compressions per minute. If you go too fast or too slow it's not as effective. Researchers say using a metronome helps medical providers maintain the right pace.

New research may be changing the debate over how we think about screen time for young children.

Because HealthCare.gov was barely functioning in October and much of November, the administration is falling far short of the 3.3 million people it has projected would sign up by the end of December. Still, federal officials say they're confident that 7 million people will have obtained insurance on the exchanges by the end of March.

A program that backed lots of mortgages during the housing bust may soon need taxpayer money to make good on its promises.

A program that backed lots of mortgages during the housing bust may soon need taxpayer money to make good on its promises.

In this installment of our Weekly Innovation series, a bedding set that promises to solve the problem of having to realign or untangle bunched up sheets in the morning. The designers of Smart Bedding say it's a daily timesaver.

Scientists say Limacina helicina, which moves much like a fruit fly, represents a "remarkable" evolutionary convergence. Its ancestors and those of flying insects diverged some 550 million years ago.

A wildlife photography award went to a rather unusual picture: two mice brawling on a London Underground platform. Photographer Sam Rowley won this year's LUMIX People's Choice Award.

A provisional assessment showed that 24 inmates were shot dead by “warning” gunshots as they tried to escape from the overcrowded Makala Central Prison in Kinshasa early Monday, the government said.