Obama praised the contributions to the U.S. by a broad patchwork of immigrants, saying it is imperative that the U.S. act now to change its broken immigration policy.
Schemes to tackle climate change could prove disastrous for billions of people, but might be required for the good of the planet, scientists say.
U.S. District Judge Kristine Baker ruled Tuesday in favor of a pair of same-sex couples who had challenged the 2004 constitutional amendment and an earlier state law defining marriage as between a man and a woman.
Jose Mourinho believes Chelsea's "perfect" 5-0 Champions League win at Schalke is one of the club's finest away performances.
Caucasus women seek independence through clubbing
BBC man embraces South Africa's male beauty revolution
Teenagers join fight on both sides in Ukraine's conflict
Six World War One battlegrounds in unexpected places
The male grooming and beauty industry is booming in South Africa, with products now targeting a new audience - black men, as the BBC's Milton Nkosi reports.
1954 saw the closure of Ellis Island. Isabel Belarsky passed through the American mass immigration centre.
How militants trusted this man with their deepest secrets
A "toxic" and "aggressive" culture inside British banks will take a generation to change, according to a report from Cass Business School and New City Agenda.
A PhD student from Brunel University London has saved himself £100,000 by 'hacking' his own kit.
A new initiative in San Francisco offers the city's homeless population mobile showers and toilets in a converted bus.
The government calls on Fifa to publish in full the investigation into the 2018 and 2022 World Cup bidding process.
Should Opec cut production to boost prices?
Sergio Aguero boosts Manchester City's Champions League hopes with two late goals to beat Bayern Munich 3-2.
Vodafone sent the phone data of more than 1,000 News UK workers to police after being asked for the details of just one journalist, the Met Police says.
Thieves steal shoes belonging to Jewish Holocaust victims from a former concentration camp in Poland.
Two armed robbers who held up a jewellery shop and took a hostage hand themselves in to police following a chase across Paris.