Our immune system has an effective backup plan to protect the body from infection when its “master switch” fails, says a new study.
Our immune system protects the body against infections caused by bugs and viruses, but also causes inflammation which, when uncontrolled, can trigger chronic

US President Barack Obama has been ranked the Americans' "most admired" man for the third straight year while his secretary of state Hillary Clinton got the title in woman's category for the ninth year in row, according to an annual poll.

The US has slammed Russia over conviction of jailed tycoon Mikhail Khodorkovsky and his associate, saying "selective application" of the law to them will have a "negative impact" on Moscow's reputatio

The US homeland security czar on Sunday said the controversial full-body scanners and invasive pat-downs, which had sparked an outrage in India earlier in December, will remain in place for the “fores

Google has launched a shopping search engine to not only make it easier to find clothes you like, but to actually predict what those clothes will be.
The site, called Boutiques.com, is organised into a series of “boutiques,” which aggregate clothing from more than 250 designers and online stores, reports Wired.com.
The online pages are curated by bloggers, fashion people, actresses (or their stylists), designers and, to a degree, you.

Researchers identified on Wednesday a previously unknown relative to the Neanderthal who lived in Asia 30,000 to 50,000 years ago and interbred with the ancestors of Papua New Guinea inhabitants.

Men and women still follow ancient rituals while shopping, says a new study. For instance, during the last-minute holiday rush, men seek their prized item, pay, and leave without much ado.

Americans widely agree that the US has a unique character because of its history and Constitution that sets it apart from others as the "greatest" nation in the world, but they also believe that it is

Bird-like dinosaurs long believed to be carnivorous predators were in fact plant lovers, with the notable exception of dedicated hunters such as T-rex, US palaeontologists said on Monday.

Tensions flared between the US and Venezuela as Caracas formally rejected an agreement to allow US diplomat Larry Palmer's nomination as the American envoy to the country, and Washington warned the mo