The video focuses on the Tsar Bomba, also known as RDS-220 or “Big Ivan,” the largest nuclear weapon ever detonated. Built by ...

Meet a new type of long-necked plant-eating dinosaur ...

US President Donald Trump arrived in Beijing on Thursday for high-stakes talks with Chinese leader Xi Jinping, as tensions ...

Donald Trump is seeking almost $100m (£74m) from the American taxpayer to develop the new weapon, according to a clause ...

Some of the biggest black holes ever picked up through gravitational waves may not have formed in a single stellar collapse ...

Donald Trump China visit live updates: One of Donald Trump’s key goals is to get China to join a nuclear arms agreement, and the Beijing trip could present an opportunity to negotiate on arms ...

Trump’s rosy outlook on the U.S.-China relationship collides with some difficult truths about the thorniest issues between ...

Rubio spoke about Iran, Taiwan, Cuba and more during President Donald Trump’s trip to Beijing for a high-stakes summit with ...

Aldrich Potgieter is the co-leader with Alex Smalley, Min Woo Lee, Ryo Hisatsune, and Stephan Jaeger at the PGA Championship.

Russia on Tuesday carried out a test launch of its new Sarmat intercontinental ballistic ...

Xi Jinping has repeatedly raised Taiwan during Trump’s visit to China. Thus far, the president and his aides have avoided it ...