Gadget Show: TV channels delivered by Internet, new TV sets

One of the biggest changes in television this year will be more channels being available online with no separate cable or satellite subscription. But for would-be cord-cutters, watching sports has been the Holy Grail. Until ...

Getting to the root of the problem in space

When we go to Mars, will astronauts be able to grow enough food there to maintain a healthy diet? Will they be able to produce food in NASA's Orion spacecraft on the year-long trip to Mars? How about growing food on Earth ...

US company in Iowa churns out 100 cloned cows a year

In the meadow, four white-haired Shorthorn heifers peel off from the others, raising their heads at the same time in the same direction. Unsettling, when you know they are clones.

Dish aims to launch Web TV service by year's end

Dish says it plans to launch its Internet-delivered TV service by year's end on mobile devices, game consoles and smart TVs for about $20 to $30 a month. It will contain live sports, entertainment and children's programming.

Catching signals from a speeding satellite

Soaring high above Earth as they speed through space, satellites are difficult targets to track. Now a new approach developed in Europe is helping ground stations to acquire signals faster and more accurately than ever before.

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