Top news for December 21, 2008

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Scientists Reveal What Would Happen if The Ozone Layer Vanished

Seven US Companies Collaborate with NASA to Advance Space Capabilities

International Space Station: Live updates

NASA's James Webb Space Telescope mission — Live updates

NASA's Artemis 2 moon mission: Live updates

Eroxon, First Over-The-Counter Erectile Dysfunction Gel, Gets FDA Approval

Roger Payne, Biologist Who Heard Whales Singing, Dies at 88

Christian Cooper and Amy Tan on How Birding Brings Them Joy: a Live Event

Element Vital For DNA Found On Saturn’s ‘Ocean Moon’ Enceladus

Key Environmentalists Back Biden, Despite Broken Oil Promises