Hundreds of taxis have staged a noisy Los Angeles protest against ride-sharing services that use smartphone apps.
President Barack Obama signaled Tuesday that the Canada-US Keystone XL oil pipeline will be approved only if it does not increase emissions of the greenhouse gases that contribute to global warming.
Global sustainability is like a high-stakes jigsaw puzzle – and an international group of scientists have created a new framework to assemble the big picture without losing pieces.
Walgreen Co.'s fiscal third quarter earnings jumped 16 percent, but its shares plunged Tuesday as investors fretted over sluggish sales outside the drugstore chain's pharmacies and other troubling trends.
Environmental groups said Tuesday that US President Barack Obama's plan to combat climate change is long overdue but not enough to reverse a global problem that is outpacing the solutions.
Google expanded its Transparency Report on Tuesday to include maps of spots around the world where hackers are laying traps or baiting Internet users.
A New York federal appeals court says authorities may have gone too far in their search of an ex-convict's computer.
US President Barack Obama on Tuesday laid out a broad new plan to fight climate change, using executive powers to get around "flat earth" science deniers who have blocked action in Congress.
The universe is awash in terahertz (THz) waves, as harmless as they are abundant. But unlike other regions of the electromagnetic spectrum, THz has proven to be extremely difficult to manipulate in order to capture novel ...
Diluted bitumen has no greater likelihood of accidental pipeline release than other crude oils, says a new report from the National Research Council. The committee that wrote the report found that diluted bitumen has physical ...