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Physics

Why do we live in three dimensions - or do we?

We are aware of 3D space and the fourth dimension...

The Forces of Nature

Four fundamental forces rule the universe: gravity, the electromagnetic force...

From Mars with Love: Postcards from 50 Years of Exploring The Red Planet

During the fifty years since the launch of the Viking...

Image of Mars viewed from space

How It Ends: What We Know about the Fate of the Universe

How will it all end? Predicting the far future of...

Image of a black hole

Asteroid Adventures

Asteroids were for years considered 'celestial vermin' – objects which...

a cgi asteroid shown in space with planet earth in the background

The Biggest Cosmic Map

Mapping the stars is, perhaps, the oldest of astronomical pursuits...

Artist impression of ESA's Gaia satellite observing the Milky Way

A Mirror in the Sky

The Hubble Space Telescope is the most famous astronomical instrument...

Hubble telescope above Earth

First light: Revealing the Early Universe

The final lecture in the series returns to the theme...

a satellite dish in the night sky full of stars

Is it Aliens? The Most Unusual Star In The Galaxy

Boyajian's star, a faint and unprepossessing presence in the constellation...

an artists impression of KIC 8462852 or Tabby's star