Offering money as a form of atonement is easier for the movie mogul than finding someone who will accept it.

A LIGO team member describes how the detection of a gravitational wave from a new source – merging neutron stars – vaults astronomy into a new era of 'multi-messenger' observations.

The gravitational wave itself is the least exciting part of the announcement from LIGO and Virgo. Observing this new source answers many longstanding questions.

Wildfires in California have triggered a public health emergency. One threat is smoke inhalation: Some air readings have registered pollution levels comparable to bad air days in Beijing or Mumbai.

How many healthy years of life do you have ahead before you become unhealthy – and then die? One model tries to find the answer.

Another student has died due to hazing. Research shows that there has been at least one such death in the US since 1954 (with 1958 the only exception). So why does hazing happen in the first place?

Ecuador's president, Lenin Moreno, has been flirting with conservatives. Beyond irking his base, it has also lead to mass resignations and Twitter battles with his powerful left-wing predecessor. Leer en español.

Watching how people play a game against a computer opponent can help identify how humans use – or don't use – game theory principles to make decisions.

A successful gene therapy for the leading cause of sight loss in children is being reviewed by the FDA.

High fructose corn syrup in food and drinks has long been linked to rising rates of child and teen obesity. New evidence suggests it increases the risks of opioid addiction and overdose too.

The Supreme Court of Appeal judgment means that South Africa's president must be prosecuted - unless the national director of public prosecutions decides again to drop the charges against him.