The landslide sent rocks and debris into the Kali Gandaki river, raising water levels 490 feet.
Inspired by origami, pocket-sized quadcopters could be self-deployed and snap to attention in disaster areas.
Positive Train Control systems use satellite and computer data to monitor trains and prevent them from going too fast.
A 7.3-magnitude quake has hit Nepal only two weeks after a powerful earthquake devastated the region.
Guinea and Sierra Leone are reporting the lowest number of new cases since the outbreak began a year ago. Continue reading →
The 15-year-old came across a jar of clarified butter that sustained him until rescuers found him
Desperate people, hungry and homeless, rushed helicopters as they landed in remote locations. Continue reading →
Helicopters airlifted injured climbers off Mount Everest Sunday after an avalanche killed at least 18 people, even as a powerful aftershock hit the world's highest peak.
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