Some educators swear by them as valuable high-tech teaching tools but little is known about their impact on learning
What would happen to you if you went back in time and killed your grandfather? A model using photons reveals that quantum mechanics can solve the quandary—and even foil quantum cryptography
Texas State University astronomer Donald Olson combined solar, tidal and weather data to identify the likely moment of the image in the Monet work Impression, Sunrise.
Can rockets and endangered species co-exist?
Techniques used in the U.S. to treat symptoms and subdue the virus in patients could work overseas, Bruce Ribner says