Breathtaking images, groundbreaking science, and a demonstration of humankind's ability to work in space have made Hubble a cultural icon for a quarter of a century.
Thick layers of mineral deposits that coat the aqueducts could provide a vast pool of information about climate during the Roman Empire.
Analysis of a volcano may help explain why some eruptions produce volcanic balloons–hollow chunks of lava that encase a gas-filled cavity.
A small earthquake that occurred in Ohio in 2014 is among the largest earthquakes thought to be induced directly by hydraulic fracturing.
Rediscovered historical records of sea level in New York Harbor show the increasing threat of storm surges.
Scientists find evidence of ancient copper mining in polluted lake sediments from Isle Royale National Park.
Legacies of the 2004 Indian Ocean tsunami include recent interviews with lucid eyewitnesses to an obscure disaster in 1945. The accounts attest to coastal hazards in Oman, Iran, Pakistan, and India.
Mud layers in a stalagmite from a cave on the Yucatán Peninsula show hurricane activity was steady or elevated throughout the Maya collapse.
Researchers examined the crustal deformation associated with earthquakes that occurred before the 2011 Tohoku-oki earthquake.
A comparison of shortwave and longwave radiation in the atmosphere shows Earth’s heating rate is increasing even though temperatures are rising at a slower rate now than 30 years ago.