World

To defend against predators, fish use common camouflage strategies such as transparency and mirrored surfaces. These methods are successful in shallow water, through which sunlight easily penetrates. However, more than 650 feet deep in the ocean, in the lower mesopelagic and bathypelagic zones, there is little sunlight. So in these …

This diagram shows how a displacement feature, called a corona, can create an X-ray flare around a black hole. The crown (feature depicted in purplish colors) is brought together inward (left), becoming brighter, before firing away from the black hole (center and right). Astronomers don’t know why crowns change, but …

Secretary of State Mike Pompeo told “Bill Hemmer Reports” on Thursday that the Chinese government “was aware of the person-to-person transmission of” the coronavirus “before sharing this with the world.” Hemmer had asked Pompeo to comment on the claims of Hong Kong-based virologist Dr. Yan Li-Meng, who recently fled to …

Few could have predicted how successful Nintendo’s hybrid console would be before launch in March 2017. Over the past decade or so, external publishers tended to overlook Nintendo’s hardware for a variety of reasons, but Switch has attracted a lot of the world’s top developers turn to Nintendo hardware, some …

The technology CEO found himself dismembered in his luxurious New York City apartment this week suffered multiple stab wounds to the neck and body, the city’s medical examiner said Thursday. Fahim Saleh, a venture capitalist and CEO of Nigerian-based motorcycle startup Gokada, was found his $ 2.2 million condo on …