Scientists hope to broadcast DNA and Earth’s location for curious aliens

Beacon of Galaxy message could be sent into heart of Milky Way, where life is deemed most likely to exist

Even if the aliens are short, dour and sexually obsessed," the late cosmologist Carl Sagan once mused, if they're here, I want to know about them."

Driven by the same mindset, a Nasa-led team of international scientists has developed a new message that it proposes to beam across the galaxy in the hope of making first contact with intelligent extraterrestrials.