ScienceWhere Did The Enamel In Our Teeth Come From? Turns Out It's A Fish Story Tough, armored scales of ancient fish sported enamel millions of years before evolution moved it to teeth, a study finds. Most vertebrates sport enamel of some form, while modern fish seem to have lost it, they say.by Jim Algar
ScienceTo Mars And Back On One Fuel Tank: University Student Beats NASA Fuel-Efficiency Recordby Dianne Depra
ScienceScientists Find Traces Of Pollution Caused By Neanderthal Fires 450,000 Years Agoby Rina Marie Doctor
ScienceCoral-Eating Starfish In Great Barrier Reef Can Be Dealt With Using Vinegarby Rina Marie Doctor
ScienceA Personal Microbial 'Fingerprint' Cloud You Carry Around Could Identify You: Studyby Jim Algar