High pollution shuts schools in Tehran

Primary schools will be closed on Monday in Tehran as thick fog caused by pollution smothers the Iranian capital and most of the surrounding province, local authorities said.

Q&A: Ride-hailing service Lyft's product chief Tali Rapaport

Even though it's been in business for just over five years, the Lyft ride-hailing service is still evolving as it moves toward a time when personal car ownership falls and self-driving robotaxis start carrying passengers.

A raucous Google-Uber fight is finally heading to trial

A Google-bred pioneer in self-driving cars and Uber's beleaguered ride-hailing service are colliding in a courtroom showdown revolving around allegations of deceit, betrayal, espionage and a high-tech heist that tore apart ...

A 3-D approach to stop cancer in its tracks

Every day, roughly 100 billion new cells are created inside the human body. These cells join trillions of older cells to form the tissues and organs we rely on to stay alive. Sometimes when a cell is created, a mutation occurs ...

Tesla, Australia to turn 50,000 homes into power generators

Some 50,000 homes in South Australia will receive solar panels and Tesla batteries, the state government announced Sunday, in a landmark plan to turn houses into a giant, interconnected power plant.