Displaying items by tag: nasa

Famous astrophysicist Neil deGrasse Tyson, in an episode of his podcast ‘Cosmic Queries’ discussed a threat posed by giant asteroids heading towards the Earth. In conversation with science author and cosmochemist Natalie Starkey, Tyson warned that a 370-metre wide near-Earth asteroid Apophis 99942 might spark a major tsunami that can wipe out the entire west coast of North America if it manages to hit the Earth.