NASA's Curiosity rover, which has been exploring Mars since it landed to much fanfare last August, should be running at full capacity next week, after a memory glitch set the robot back.
The US has long hoped that a post-Chavez era could herald a new era in ties with Venezuela, but allegations of a US plot to kill the leftist leader show any rapprochement is still far off.
Cuba declared three days of national mourning after the death on Tuesday of Venezuelan President Hugo Chavez, the Communist nation's closest regional ally and main economic support.
Latin America mourned the death of Venezuelan President Hugo Chavez on Tuesday as the United States expressed hope his passing would lead to improved relations with the oil-rich state.
US researchers on Tuesday published incredibly detailed images of the human brain as part of an international project aimed at uncovering how brain architecture influences personality.
Venezuela's President Hugo Chavez lost his battle with cancer Tuesday, his death silencing the leading voice of the Latin American left and putting the oil-rich nation on a path to early elections.
The Venezuelan leader calls his rival the "prince of the parasitic bourgeoisie," rambles on for hours on state-run television and caps his speeches by shouting "Viva la revolucion!"
Hollywood legend Steven Spielberg is to make a television mini-series about Napoleon, based on a screenplay by Stanley Kubrick, he told a French broadcaster.
US Secretary of State John Kerry has promised to "empower" Syria's opposition, while warning arch-foe Iran that time for talks on Tehran's nuclear ambitions could run out.
Venezuelan President Hugo Chavez is suffering from a "new and severe" infection that has worsened his breathing as he undergoes intensive chemotherapy.
Hundreds of opposition protesters marched in Caracas on Sunday, chanting "we want the truth" as they demanded that the government reveal more about the health of cancer-stricken President Hugo Chavez.
Vice President Joe Biden marched with black civil rights leaders Sunday in Selma, Alabama to commemorate the "Bloody Sunday" beating of voting rights marchers 48 years ago.
As a week of mind-bending TED Conference talks ranging from animal necrophilia to fighting poverty ended Friday, inspiring presentations from the renowned gathering were spreading.
The US State Department suggested Friday that a $5.3 billion Canada-to-Texas oil pipeline would have no major impact on the environment, but stopped short of recommending it be approved.