Science Here's how the Hawai'ian Islands formed Andrea James

Science Fire and brimstone: watch volcanoes emit psychedelic blue flames Andrea James

Science Here's what this week's Mars space mission will observe Andrea James

Science Watch a terrific explainer on Hawaiian lava flows Andrea James

Science Mysterious extraterrestrial minerals discovered in the Sahara Andrea James

Kids Gentleman drinks water trapped in a rock for 2 million years Andrea James

Kids Track weekly lava changes at a volcano with this helicopter diary Andrea James

Science This professor makes mini-volcanoes with real lava Andrea James

geology Island forms off Cape Hatteras in North Carolina Rob Beschizza

auctions Spherical-cut meteorite on ebay, yours for $18,000 Rob Beschizza

mistakes Tourist kicks over annoying 10-million-year old stalagmite Rob Beschizza

Food Incredible giant chocolate geodes David Pescovitz

trumpism Geologists on the impossible logistics of the 1,000-mile Great Wall of Trump Cory Doctorow

Space Did Mars have ice cauldrons which could support life? Andrea James

geology This titanium-infused quartz crystal is totally mesmerizing Xeni Jardin

Science Earth's magnetic field is weakening Mark Frauenfelder

geology Watch a river change its path over the years Rob Beschizza

automotive Fordite: a rare mineral only found in old Detroit auto-painting facilities Cory Doctorow

geology Wyoming has a nice new hole in it after landslide Rob Beschizza

california California is sinking as it sucks remaining water out of underground aquifers Mark Frauenfelder