Laser beams that sweep erratically across crops have shown promise in protecting harvests from loss caused by birds. But researchers are still studying whether the beams may harm the animals' retinas.

(Image credit: Tom Banse/Northwest News Network)

Opinion: When police departments post photos of protestors on social media, it puts them at risk of harassment, or worse.

As Sierra Leone's first national ambulance service revs up, there are a few bumps in the road.

(Image credit: Tommy Trenchard)

The most common snooping techniques are relatively subtle, but trouble emerges when employers invest too much significance in these metrics.

Rad Power's RadWagon makes hauling groceries and kids a breeze, at a price you can actually pay.

The Republican candidate, Secretary of State Brian Kemp, is the state's top election official. He's been criticized for not doing enough to secure Georgia's voting systems.

(Image credit: John Bazemore/AP)

Hawaii is heavily Democratic and the primary is the most competitive election. Hawaii Gov. David Ige appeared to hold on to his job, while former Rep. Ed Case looks set to return to Washington.

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Naipaul was born in Trinidad, and his relationship to his birthplace was nothing if not complicated. He was often criticized for the way he depicted developing countries in his novels.

(Image credit: John Minihan/Evening Standard/Getty Images)

Investigators are asking how a man managed to steal, fly, and crash a plane from Seattle-Tacoma International Airport without authorization.

Analysis of five body camera models marketed to police departments details vulnerabilities could let a hacker manipulate footage.

Rep. Chris Collins said that by suspending his campaign, he was acting in the best interests of his constituents, the GOP and President Trump. But his name may stay on the ballot anyway.

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A year after white supremacists marched through town with tiki torches, Charlottesville residents say they wanted people to know the city "isn't a hashtag."

(Image credit: Steve Helber/AP)

This week in the Russia investigations: The White House wants to either get the deal it wants from the special counsel's office or get safely past what it believes is a Labor Day cutoff.

(Image credit: Alex Wong/Associated Press)

The title of chess champion Garry Kasparov's book 'Winter Is Coming' is no accident.

The PGA Tour gets hit with ransomware, Wikileaks says the US Senate wants a word, and more.

Yosemite Valley is scheduled to reopen next week while firefighters continue to fight the Ferguson fire. Still, climate scientists and forest managers say change is at hand for the iconic National Park.

(Image credit: Noah Berger/AP)

The Sturgis Motorcycle Rally in South Dakota, once notorious for nudity and brawls, eases into its 78th year.

Small towns have their own version of the housing crisis: not enough homes being built, plus a lack of move-in ready homes. Local leaders say it's hard to expand the tax base without more homes.

(Image credit: Kirk Siegler/NPR)

Berlin postcard: Tempelhof Field, a former airport that's had many functions in history, from Nazi camp to U.S. base, now hosts modular homes for migrants and fun recreational areas.

(Image credit: Martin Kaste/NPR)

This weekend's picks include deals from LG, Apple, and Dell.