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  1. Chris Halpin

Could dramatic dog fertility rate fall help human research?

The cause of falling rates in male fertility continue to be controversial among scientists, but now experts here think man's best friend could uncover part of the answer.

Scientists from the University of Nottingham looking at fertility rates in dogs have traced certain chemicals in their tissue samples and food.

While it's stressed there is as yet no link between the two, experts hope it could point them in the right direction. Chris Halpin reports.

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  1. National

Juno probe successfully enters orbit around Jupiter

The solar-powered space probe Juno has entered orbit around Jupiter to explore the giant planet, Nasa said.

The spacecraft, named after the Roman goddess, successfully completed a manoeuvre that saw it fire a rocket to slow its 150,000 mph (250,000 kph) approach to the gas giant.

Cheers and applause erupted in NASA's mission control in California when a signal arrived confirming the burn was complete.

However it will be some time before Juno begins beaming data and images back to Earth, as the spacecraft's camera and other instruments were switched off for arrival.

  1. National

Juno mission to Jupiter 'like a dream come true'

The leader of the NASA team behind the successful Juno mission to Jupiter has hailed the team effort behind the project, describing its completion as a "dream come true".

Speaking at a press conference after the space probe began its orbit of the solar system's biggest planet, Scott Bolton said: "NASA did it again. That says it all to me.

"I am so happy to be part of the team that did that. This team has worked so hard and we have just such great people and it's almost like a dream coming true right here."

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