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NPR

Denver's Smell-O-Scope Targets Marijuana's Skunky Scent

Recreational marijuana is legal in Colorado. But that doesn't mean residents want their air to smell like a pot rally. Denver is getting more calls to enforce an odor ordinance that can impose a buzz-killing fine on violators. To find them, the city relies on a device called the Nasal Ranger.
NPR

For Ridesharing Apps Like Lyft, Commerce Is A Community

Services where regular people use their cars to take passengers to their destinations have found a foothold in the smartphone age. And for many participating in this sharing economy, the appeal is in more than just the cost savings or convenience.
NPR

Electric Cars Drive Demand For Cheaper, More Powerful Batteries

Unlike the technologies in laptops, smartphones and electric cars, the batteries inside them have been slow to evolve. In Silicon Valley, more than 40 companies are working on finding a battery breakthrough. And they're facing international competition.
NPR

Google Says It's Getting Far More User-Data Requests From Government

According to its semiannual Transparency Report, Google received 10,918 government orders from January to June of this year, compared with 4,287 in the same period three years ago.
NPR

How The Sharing Economy Is Changing The Places We Work

The sharing economy is already changing several sectors: housing, transportation, retail. In some cities, it's changing the way we work. As more people start their own enterprises, they're shunning traditional offices and choosing to share space instead.
NPR

Plastic Guns Made With 3-D Printers Pose New Security Concerns

Agents at the Bureau of Alcohol, Tobacco, Firearms and Explosives have spent months testing new plastic weapons, and report that the guns can be lethal and hard to detect. The findings come just as a federal law that requires guns to be composed of at least some metal to help people in schools and airports detect them is set to expire.
NPR

Print Your Own Revolutionary War Boat, In 3-D

The Smithsonian Institution has millions of fossils, sculptures and other historic artifacts in its vast collections. Twenty of them are now available for 3-D printing — and viewing from every conceivable angle — online.
NPR

The Tech Stats We Now Know About HealthCare.gov

Government's top tech officials — including U.S. Chief Technology Officer Todd Park — showed up on Capitol Hill to give a status report of the troubled HealthCare.gov system. As the administration unveils enrollment numbers, the tech officials outlined technology metrics of progress.
NPR

Flooded And Powerless: When Lights And Cellphones Go Dark

When Typhoon Haiyan roiled a swath of the Philippines, it cut out power and telecommunications. Aid workers and service providers are gradually restoring the system. In the meantime, a patchwork of devices fill in the gaps.
NPR

Obama's Surveillance Review Panel Issues Initial Findings

The team was appointed by the White House in August following months of revelations about the National Security Agency's programs. President Obama asked the five intelligence experts to make recommendations about balancing security and privacy concerns.

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