Leaders of the al-Qaida and Islamic State terrorist groups have been urging followers in Western nations to carry out attacks with whatever weapon is available — including a knife, a car or a fist.
People on social media have been accusing the American space agency, NASA, of shutting off its live video from the International Space Station.
There is big news about the environment: Scientists say a hole in Earth’s protective ozone layer is starting to heal.
Water, the saying goes, will find its way.
In New York City right now, workers are removing pay phones from the city’s streets.
For thousands of years bamboo has been used in many different ways — from food to medicine to clothing and, in small ways, as a building material.
Disasters almost always arrive unexpectedly.
Jupiter, our solar system’s largest planet, is about to show its secrets.
The United States government is increasingly using social media to investigate people who may represent a security threat to the country.
An airplane powered totally by the sun landed in Seville, Spain early Thursday after completing a 71-hour flight across the Atlantic Ocean.