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Earth Day: NASA Asks You to Celebrate with a Selfie
This Earth Day, NASA is inviting people across the world to celebrate the "green" holiday by sending in selfies it will then assemble into a composite image of Earth.
Latest Research Articles
False-Positive Mammograms have Limited Impact on Women's Long-term Well-Being
DNA 'Editing' Could Alter Life-Threatening Mutations and Cure Diseases
Meteorites Might Have Delivered Vitamin B3 to Earth, Researchers Say
Humans Moved out of Africa Much Earlier than Previous Estimates
FDA Approves Eli Lilly's Cyramza for Treatment of Advanced Stomach Cancer
DNA Helps Researchers Trace Origins of Domestic Chicken
Parts of Antarctica were as Warm as Coastal California during Eocene Epoch, Yale Study
Scientists Use Krypton Dating to Estimate Antarctic Ice's Age
Codeine Often Prescribed to Children Despite Warnings
Teen Survives Five-Hour Flight in Jet's Wheel Well
Stem-Cell Treatment for Blindness Advances in Human Trials
World's Largest Telescope Will Sit atop Chilean Mountain