If Lance Confesses, Will Bikers Still Dope?

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If Lance Confesses, Will Bikers Still Dope?         Sport experts say a contrite admission could change the sport and lead Armstrong back to cycling. Read More WATCH VIDEO: Bikes Smarten Up Bike-sharing programs relieve congestion and pollution in cities. Asteroid Gets Supersized         As the asteroid Apophis made its close approach with Earth yesterday, a new size estimate of the hazardous space rock came in. Read More WATCH VIDEO: Asteroid vs. Meteorite Think you know the difference between an asteroid and a meteorite? Find out if you do. Holograms in the Palm of Your Hand         It's the first device of its kind that can steer individual beams of light, making it possible to create 3-D pictures. Read More WATCH VIDEO: Holographic TV Television's gone from black and white to color to high definition. So is 3-D holographic TV next? Baby Sharks Stay Still to Avoid Being Eaten         Baby sharks developing in their egg cases stay still to avoid to avoid being detected by predators. Read More WATCH VIDEO: Sharks Declining DNews dives in to find out why sharks are disappearing. Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! Follow us @Discovery_News. At Discovery we value your privacy. If you would like to be removed from Discovery News emails like this, please click here to our subscription center, where you can manage your account. We recently updated our privacy policy. This policy is effective as of 10/30/07. To see new policy click here . Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © 2010 Discovery Communications, LLC