Before trying to fly around the world without using a drop of fossil fuel, the Solar Impulse visits the U.S. -- touching down in Phoenix, Dallas, New York, and other cities.
Dolphins trained by the U.S. military to find objects underwater have uncovered a late 19th century torpedo off the California coast.
CNET and others have asked the US Coast Guard for details about Google's mystery structure in the San Francisco Bay, to no avail. The Coast Guard now says why it's staying mum.
Autonomous-driving tech is being put to the test in what's billed as the longest U.S. coast-to-coast journey of a self-driving car. CNET's Kara Tsuboi shows us how car equipment supplier Delphi plans to journey from San Francisco to New York, through states that currently don't allow autonomous driving.
For a while, the mystery of the Google barges kept the buzz afloat. But then the Coast Guard took a closer look inside.
Customers from the East to the West Coast report trouble with both 3G and 4G access. Verizon says 4G LTE service is returning to normal, while 3G is OK.
Coast Guard tests electronic navigation aids that could help mariners navigate even the lowest-visibility conditions.
Top Coast Guard official tells BP that its latest plans don't go far enough or include enough back-up.
No VIPs will be checking out Google Glass onboard the floating structure until at least late spring after the Coast Guard and another public agency raised concerns about Google's plans.
Quake of 8.9-magnitude, aftershocks, and tsunamis strike Japan, causing major damage, triggering evacuations in several countries, and leading to tsunami warnings for Hawaii and West Coast of U.S.