geology The ocean's salt could blanket the Earth's land surface in a whopping 500-foot layer Mark Frauenfelder
Science Vintage UK illustrations of rocks and minerals repurposed as a cool poster and interactive site Andrea James
Guinness World Records Jonathan the Seychelles giant tortoise turned 191 years old, and has set a record as the World's Oldest Living Land Animal Jennifer Sandlin
Science The Anthropocene Working Group has chosen Crawford Lake as a "golden spike" that can help scientists understand this new geological epoch Jennifer Sandlin