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Without further ado, this is the Naked Scientists.

Hello, welcome to this week's Naked Scientists, the program that brings you the latest breakthroughs in science, technology and medicine.

I'm Chris Smith. And coming up, check your watches how climate change is making the Earth

turn more slowly. We'll also hear from the Cambridge scientists investigating whether vaccines can combat

Bovine TB and would you be prepared to shell out millions for a luxury trip to space?

One company is optimistically planning an orbiting space hotel for the years ahead.

From Cambridge University's Institute of Continuing Education,

this is the news is awash with the worsening effects of global climate change

but the stories reported are usually centered around the human and the ecological

side of the ongoing crisis now however a new study published in the journal Nature

has suggested that the melting poles might cause a shift in our timekeeping too by making

the earth fatter around the middle. I've been speaking to

Duncan Agnew from the University of California, San Diego. The leap second seems

...