The Hamas tunnels: a wildcard in the Gaza fighting
Israeli troops have far greater firepower. But elusive Hamas militants are hiding and will seek to ambush Israelis from tunnels that crisscross Gaza.
tunnels
Norway Embarks On Its Most Ambitious Transport Project Yet
Norway's rugged west coast features glaciers, waterfalls and fjords that are beautiful — but take a long time to navigate. A major infrastructure plan could cut travel time in half.
Israel Speeds Up Underground Border Wall To Block Gaza Tunnels
The Israeli military says the 40-mile barrier will run along the country's border with the Gaza Strip in an effort to thwart attacks by Palestinian militants.
As North Korea Tensions Rise, U.S. Army Trains Soldiers To Fight In Tunnels
North Korea is known for its extensive military tunneling. Along with training thousands more troops, officials say the Pentagon is buying specialized gear such as night vision goggles.