A new model predicts that rises in sea level, combined with subsiding lands, will claim a tenth of the state by century’s end. (p. 15)

Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification. Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification

Fossils of two new daddy longlegs species have been unearthed in China.

Fossilized fingers strengthen evolutionary link between dinosaurs and avian relatives. (p. 12)

A new White House report addresses current and projected impacts of climate change across the United States.

A new study assesses the chances that two planets will collide or a planet will plunge into the sun in the next 5 billion years. (p. 9)

New archaeological evidence shows signs of prehistoric hunting and other human activities on now-submerged portions of Lake Huron. (p. 14)

Iron is a gift from above. Its atoms were forged by nuclear reactions inside massive stars that exploded, seeding our galactic neighborhood with the raw materials for planets over billions of years before the solar system formed. Although iron is, by weight, the most abundant element in the solid Earth, most lies hidden in the planet’s core, which may be one immense, silicon-tainted iron crystal (SN: 1/12/02, p. 22). Less than 6 percent of Earth’s crust is iron, but fortunately for the voracious appetite of Industrial Man, the element is plentiful in oxide-rich ore deposits, including ... (p. 24)

A new survey may have unveiled the birthplace of the world’s largest ice sheet. (p. 15)