World Topics

Genes may contribute to criminal behavior

Jan 24, 2015

Genes may contribute to criminal behavior

by Mariette Le Roux

Is a violent criminal born that way, or shaped by childhood experiences and circumstances? Delving into one of the oldest questions in psychology, some scientists have suggested genes may contribute to roughly half of the influence — by affecting complex brain chemistry, for instance. ...

Sierra Leone lifts Ebola quarantine measures

Jan 24, 2015

Sierra Leone lifts Ebola quarantine measures

Sierra Leone lifted quarantine measures imposed at the height of the Ebola epidemic Friday, as the World Health Organization warned the crisis was still “extremely alarming” despite a drop in new cases. The West African nation of 6 million had restricted travel for around ...

NASA spacecraft almost to Pluto, set for photo ops

Jan 24, 2015

NASA spacecraft almost to Pluto, set for photo ops

NASA’s New Horizons spacecraft has traveled 3 billion miles (5 billion km) and is nearing the end of its nine-year journey to Pluto. Sunday, it begins photographing the mysterious, unexplored, icy world once deemed a planet. The first pictures will reveal little more than ...

Just five Ebola cases left in Liberia, government claims

Jan 24, 2015

Just five Ebola cases left in Liberia, government claims

Liberia, once the epicenter of West Africa’s deadly Ebola epidemic, has just five remaining confirmed cases of the disease, a senior health official said on Friday, highlighting the country’s success in halting new infections. The worst Ebola outbreak on record has killed more than ...

Jan 23, 2015

NTSB: Planes should have technologies so they can be found

After incidents in which airliners vanished, U.S. accident investigators recommended Thursday that all passenger planes making long flights over water carry improved technology that will allow them to be found more readily in the event of a crash. Responding in part to the disappearance ...

Jan 23, 2015

Sierra Leone ends Ebola bonuses for health workers

Sierra Leone said on Thursday it was ending the “risk allowances” it has been paying to thousands of health care workers on the front line of its battle with Ebola. Steven Ngauja, the head of the government’s response to the outbreak, told reporters the ...