Katherine Jackson to testify at LA trial
Michael Jackson's mother Katherine will finally take the stand Friday at her trial against tour promoters AEG Live, who she alleges negligently hired the doctor convicted over the star's 2009 death.
Global poll sees China rising, but high marks for US
The world increasingly believes China will become the top superpower but the United States enjoys a better image in most regions.
'Intelligent' knife can tell tumor from healthy tissue
A new kind of surgical knife can tell cancerous from healthy tissue in seconds and may help improve tumor removal in the operating room.
Plant-eating dinos regrew teeth every 1-2 months: study
Long-necked plant-grazing dinosaurs that roamed the Earth 150 million years ago evolved a nifty way of fixing broken teeth.
Kerry 'closer' in Mideast talks push
US Secretary of State John Kerry said Wednesday that his intense diplomacy in six visits to the Middle East was bearing fruit, narrowing gaps between Israel and the Palestinians.
Obama pays tribute as ailing Mandela turns 95
US President Barack Obama paid warm tribute to South Africa's Nelson Mandela for his 95th birthday on Thursday, which the anti-apartheid icon will spend in hospital recovering from a lung infection.
Bernanke: Fed will not raise rates in forseeable future
Federal Reserve Chairman Ben Bernanke reiterated Wednesday that the Fed is nowhere close to raising interest rates, assuring markets that the US easy money tap would not soon dry up.
US, Cuba in migration talks despite N. Korea weapons
The US and Cuba held migration talks Wednesday, despite news that Panama had impounded a North Korean freighter carrying Cuban missile equipment.
Rolling Stone sparks storm with Boston bombing suspect cover
Rolling Stone defended Wednesday a cover story on Boston bombing suspect Dzhokhar Tsarnaev, which triggered angry claims that it was "glamorizing terrorism" and calls to boycott the US magazine.
Animal studies often biased: US scientists
Medical research that uses animals to test therapies for human brain disorders is often biased, claiming positive results and then failing in human trials.
Weird fossil sheds light on dinosaurs' lost continent
Palaeontologists in Utah on Wednesday said they had found the fossil of a strange horned dinosaur which roamed an island continent known as Laramidia.
Russia-US ties 'more important' than Snowden scandal: Putin
President Vladimir Putin on Wednesday said Moscow's relations with Washington outweighed the "squabbles" over a spying scandal revealed by US fugitive Edward Snowden, who has applied for asylum in Russia.
LA vows show of force after Zimmerman-linked violence
Los Angeles' mayor announced the deployment of extra police Tuesday to prevent more violent protests over the Trayvon Martin trial.
Asiana passengers file lawsuit against Boeing
A group of 83 passengers aboard an Asiana Airlines flight which crash-landed in San Francisco has filed a lawsuit seeking millions from the aircraft's manufacturer Boeing.
Broken tooth in dino tail 'proves' T. rex was predator
A broken T. rex tooth found in another dinosaur's tail bone offers the first hard evidence that the king of all meat-eating beasts hunted live prey.
Brazil calls US explanation of its alleged spying 'insufficient'
Brazil said Washington had not sufficiently responded to Brasilia's request it explain the alleged US electronic spying disclosed by rogue intelligence leaker Edward Snowden.
US approves first brain wave test for ADHD
US regulators on Monday approved the first brain wave test for attention deficit hyperactivity disorder, saying it may improve the accuracy of diagnoses by medical experts.
West demands tougher action against Iran arms to Syria
The United States on Monday led western calls for tougher UN action on Iran's arms supplies to Syria and its Lebanese ally Hezbollah.
Putin accuses US of 'trapping' Snowden in Russia
Russian President Vladimir Putin on Monday accused the United States of trapping US intelligence leaker Edward Snowden in Moscow.
Kerry heads to Mideast with peace talks on agenda
US Secretary of State John Kerry headed to Jordan Monday on his sixth trip to the region as he tries to push Israelis and Palestinians back to peace talks.