The National Cancer Institute estimates that radon causes about 21,000 lung cancer deaths annually. Local geologist Patricia Fabbri urges residents to test their homes for the gas, especially during ...

The design got a speed boost the following year, and now the first production Super Sub has been revealed. Described as "the most hydrodynamic sub on the market" when it was first proposed ...

For years, A.I. systems were measured by giving new models a variety of standardized benchmark tests. Many of these tests consisted of challenging, S.A.T.-caliber problems in areas like math ...

The electric sub’s streamlined design is complimented by a four-thruster propulsion system that delivers 100 kW of thrust and speeds up to 9 knots (~10 mph) underwater. The vessel can also ...