Related topics: galaxies · dark energy · big bang · dark matter · black holes

Hubble paints picture of the evolving universe

Astronomers using the ultraviolet vision of NASA's Hubble Space Telescope have captured one of the largest panoramic views of the fire and fury of star birth in the distant universe. The field features approximately 15,000 ...

What do physicists mean when they talk about nothing?

Philosophers have debated the nature of "nothing" for thousands of years, but what has modern science got to say about it? In an interview with The Conversation, Martin Rees, Astronomer Royal and Emeritus Professor of Cosmology ...

If intelligent aliens exist, why haven't we seen them?

Thousands of planets have been discovered in the last few decades, although astronomers tell us there are probably billions. In such a large and diverse set of solar systems, it seems impossible that humans could be the only ...

page 11 from 23