Cheetah Breaks Speed Record—Beats Us  Sarah, a cheetah at the Cincinnati Zoo, ran a record-setting 100-meter dash...
Mating Turtles Fossilized in the Act The fossilized mating turtles were exposed in part by the males' smaller si...
Fossil Rodents With Supertough Teeth   Mesoprocta hypsodus, a 13-million-year-old relative of the new Chilean rode...
Could Black Mamba Snake Venom Replace  Venom of the black mamba (pictured) has painkilling compounds as potent as ...
Top 10 Discoveries of 2012: Nat Geo N  10. Giant Crocodile Breaks Size Record Giant Crocodile Breaks Size Record ...
Meteor Shower This Week: Leonids to B  Their smoky residue swirled by atmospheric winds, Leonid meteors slash a st...
Solar Eclipse Tuesday: Extremely Remo  Thousands watch a solar eclipse along the Ganges River in Varanasi, India (...
Could Our Sun Become a "Zombie&q  Data from several space observatories form a colorful closeup of planetary ...
Giant Planet Being Blown Away Behind   An illustration shows a planet roughly 1.4 times the size of Jupiter being ...
Distant Dwarf Planet Secrets Revealed This artist’s impression shows the surface of the distant dwarf planet Mak...

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