To capture the data needed to understand how tornadoes behave, scientists have to be near the storm. The ‘Twister’ movies get some of it right.
Monster Soup, an 1828 political cartoon by William Heath, shows a woman horrified by a magnified drop of Thames River water.
Wellcome Images via Wikimedia
In the 19th century, many doctors might not have believed germ theory, but they switched to using protective methods anyway for a simple reason.
Visitors walk past a sign reading ‘Stop: Extreme Heat Danger’ in Death Valley National Park during a heat wave on July 7, 2024.
Etienne Laurent/AFP via Getty Images
Global temperatures have averaged at least 1.5 degrees Celsius warmer than preindustrial times for over a year. Two scientists explain what that means and what humanity can do.
Wildfire smoke is hard to avoid in California, even in urban neighborhoods.
Paul Harris/Getty Images
Breathing wildfire smoke can cut years off people’s lives. As fires become more frequent in a warming world, smoke is leading to a public health crisis.
Domestic Bactrian camels in the Altai province of western Mongolia.
Joel Berger/Wildlife Conservation Society
Conflicts between herders and the wild ancestors of their yaks, camels and reindeer are a serious threat to both people and wildlife, writes a scientist who has seen these clashes firsthand.
Hurricane Beryl hit the island of Carriacou, Grenada, on July 1, 2024, with 150 mph sustained winds.
NOAA
Brian Tang, University at Albany, State University of New York
Beryl’s strength and rapid intensification set records, raising alarms about what’s already expected to be a very active Atlantic hurricane season, as a meteorologist explains.
Two fishing companies challenged regulations that required Atlantic herring fishers to pay some costs for observers on their boats.
Joe Raedle/Getty Images
A widely anticipated Supreme Court ruling will sharply limit federal agencies’ power to interpret the laws that they execute and decide how best to carry them out.
Getting hit by solid ice the size of a baseball would hurt.
Gregory Dubus/iStock/Getty Images Plus
Coral reefs share genetic material across wide areas, with help from ocean currents. This ability is especially important during episodes like the mass bleaching currently occurring.
The U.S. Northeast was already roasting in record heat as summer 2024 began.
Yuki Iwamura/AFP via Getty Images
The June heat wave triggered warnings of a flash drought and caused a surge in ER visits. Many other countries have been facing extreme heat at the same time.
Poverty, fiscal stress and abandoned homes have fueled a long-standing stray dog problem in Detroit.
AP Photo/Carlos Osorio
A study in Detroit finds large areas without pet resources, mainly in lower-income and minority neighborhoods. Better access to supplies and services could help owners and animals thrive together.
Plastic water pipes may be cheaper, but they also come with risks.
Mark Bernard/iStock/Getty Images Plus
Spring 2024 was menacing for large parts of the US, with a tornado nearly every day in May. Tornado outbreaks tore up communities across multiple states.
A car fails to yield as a family attempts to cross a road in Long Beach, Calif.
Brittany Murray/MediaNews Group/Long Beach Press-Telegram via Getty Images
Ferns have evolved a mutually beneficial relationship with ants, but this happened late in their evolution. A recent study shows that old dogs can learn new tricks.
Baseball fans clear the stands as lightning strikes near the Colorado Rockies’ stadium in 2019.
Julio Aguilar/Getty Images
What really happens when lightning strikes cars, what to do if you’re out in the open or on a beach, and other tips for National Lightning Safety Awareness Week.
A lot of lead from gasoline, house paint and industrial emissions has ended up in soil, and it poses serious health risks.
Jamie Grill, Tetra Images via Getty Images
Dozens of animals, some on land but many in the ocean, can produce light within their bodies through chemical reactions. Scientists are still trying to understand when and why this trait developed.
Roads divide what once was a larger wetland into four smaller pools in east-central North Dakota.
AP Photo/Charlie Riedel
The Supreme Court drastically reduced federal protection for wetlands in 2023. Two environmental lawyers explain how private businesses and nongovernment organizations can help fill the gap.
Rooftop construction at a high-rise building undergoing conversion to apartments in Manhattan’s financial district in New York City, April 11, 2023.
AP Photo/Bebeto Matthews
Turning excess office space into apartments isn’t a panacea for the housing shortage, but it’s producing thousands of new units yearly and is more sustainable and economical than new construction.
Fertilizer is a leading source of emissions of nitrous oxide, a planet-warming greenhouse gas.
pixdeluxe/E+ via Getty Images
The most comprehensive assessment yet of a powerful greenhouse gas shows which countries are driving the increase, and which ones are successfully cutting emissions.
Ice on Lake Erie provides winter light for algae thriving below.
Sue Thompson
In winter 2023-24, the Great Lakes’ ice cover was near record lows, peaking at just 16%. Researchers explain how diminishing ice could have consequences for fisheries, and how species are evolving.
Sea cucumbers convert organic material that accumulates on the seafloor into biomass.
Philip Wade/Flickr
Sea cucumbers have been overharvested for centuries. At the same time, coral reefs have declined as well. Research suggests that saving the former may help restore the latter.