May 17, 2012 3:32 AM EDT

• Search engines war, releasing biggest changes in years
• Easter Island archaeology project digs up island's secrets
• How much are you worth to Facebook?
• Sneak preview: addictive new gaming apps
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• EyePoppers: The best science photos of the week
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• Easter Island archaeology project digs up island's secrets
• Female genitalia carvings are Europe's oldest rock art
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• Ancient 'Loch Ness Monster' suffered arthritis
• Complete Tyrannosaurus skeleton to be auctioned
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• Orangutans at Miami zoo use iPads to communicate
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• Giant, pulsing sea blob identified
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• Mock Mars rover takes desert test drive
• 2,000 apply for jobs building asteroid-mining robots
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• Complete Tyrannosaurus skeleton to be auctioned
• Female genitalia carvings are Europe's oldest rock art
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• Search engines war, releasing biggest changes in years
• How much are you worth to Facebook?
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• A Reason for RIM: Why we still need the Blackberry
• Digital 'wallets' proliferate at cellphone show
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• London Olympic security officials to be armed with US sonic weapon
• Army stronger with Androids
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