Inaction is not an option for the United States in Syria after a horrendous chemical attack, President Barack Obama said Saturday as he urged holdout lawmakers to back a military strike.

US officials say President Barack Obama’s top national security aides have recommended that the US suspend hundreds of millions of dollars in military and economic assistance to Egypt in response to the Egyptian military’s ouster of the country’s first democratically elected leader.

A chemical ingredient key for life may have been more abundant on ancient Mars than on early Earth, a new study has found.

US President Barack Obama received a big boost in his efforts to get Congressional authorisation for a military strike against Syria on Tuesday. A top Republican senator, John McCain, supported the move saying it would be “catastrophic” to reject such an action.

Could tweaking our genes help us live longer?

Astronomers have discovered an 8.2-billion-year-old solar twin that offers a peek at how our sun will look like in future.

Migraines, believed to have no long-lasting effects on the brain, can permanently alter its structure and put sufferers at an increased risk of brain lesions, according to a new study.

A giant panda gave birth to a cub at the Smithsonian National Zoo in Washington on Friday — though it’s not immediately clear who the father might be.

The Guardian has agreed with the New York Times to give the US newspaper access to some classified documents leaked by former National Security Agency contractor Edward Snowden, both papers said on Fr

US President Barack Obama met with his top national security advisors early Saturday to discuss the response to Syria’s alleged use of chemical weapons, a White House official said.