Scientists continue to be puzzled over the spike in sea otter deaths and illness observed around Alaska’s Kachemak Bay; no definitive answer has yet been found despite extensive testing.
Garrett Swasey was one of three people killed in the shooting at a Planned Parenthood clinic in Colorado. The father of two worked as a police officer at the University of Colorado.
Researchers in Italy and the U.K. have found high-potency marijuana can affect the corpus callosum, the nerves that connect the halves of the brain.
The BBC's Orla Guerin reports from King Tutankhamun's tomb in the Valley of the Kings near Luxor in Egypt as speculation mounts about a hidden chamber inside.
Not only did astronomers get to follow along as a black hole devoured an entire star, they observed a rather rare occurrence – the existence of conical outflow.