If Irma makes landfall, it will be the first time in recorded history that two hurricanes Category 4 or higher hit the U.S. in a single season
Hurricanes do form in the Pacific Ocean, just as they do in the Atlantic, but none of these storms seem to reach the continental U.S. Why not?
Peroxides at a Texas plant, owned by the company Arkema, are “one small step away from ignition”
A lack of clean drinking water, the spread of disease and mosquito breeding grounds are just some of the potential problems
They can also form towers as high as 30 ants tall
Drone pilots say they can save lives, but emergency responders want them grounded
Three of the site’s nine containers with peroxides have lost refrigeration, and one has caught fire
Essential operations to support the International Space Station will continue, with the center reopening on September 5
The city is limited by reliance on slow-draining bayous to carry out the rain
Despite rising floodwaters, Johnson Space Center continues critical space station operations
How did the storm rapidly blow up from Category 1 to 4, why is it so stuck over Houston, how can it possibly produce so much rain? And more
Hurricane Harvey could be particularly threatening as it will contain both violent wind speeds and a heavy downpour
Scientists investigate why mountain slopes can slip slowly for years and then suddenly speed up, with potentially fatal effects
Science panel says institutions need to do more to prevent and mitigate damage to research equipment and animals
Floods are arriving earlier or later due to the interplay with other factors like the timing of snowmelt
Volcanic eruptions have now been tied to all five major mass extinctions
Scientists will look into the heart of Surtsey, an island created 50 years ago by a volcanic eruption
Century-old records found in Puerto Rico helped reconstruct the damage caused there by a magnitude 7.3 earthquake—and could help disaster experts plan for the next big one. Julia Rosen reports.
Whether lightning rods should have rounded or pointy ends became a point of contention between rebellious Americans and King George III.
Each big catastrophe like a hurricane increases a U.S. county's poverty by 1 percent, 90 years of data show