How Coating Roads Could Help Beat the Heat
Concrete and asphalt make cities hotter, because they absorb the sun’s energy and re-radiate it as heat, even well into the night.
How Sewage Becomes Drinking Water
Ongoing droughts are straining the supply of clean drinking water. One solution might lie in an unexpected source: wastewater. Through a method of purification called reverse osmosis, Orange County is making millions of gallons of dirty water drinkable again.
How Extreme Heat Overwhelms the Human Body
As the climate warms, small changes in average temperature can have big impacts, including an increase in the number of people exposed to extreme heat.
Weathering the Future Preview
As extreme weather in the U.S. impacts more people – with longer heat waves, more intense rainstorms, megafires, and droughts – discover how Americans are fighting back by marshaling ancient wisdom and innovating new solutions.
There’s Something Living in Wildfire Smoke
Wildfire smoke can carry thousands of living microorganisms, like bacteria and fungi, across long distances. Some of them could potentially infect humans. With wildfires on the rise, experts are studying the risk this poses to our health.
How the West Is Making It Rain, With Science
Cloud seeding techniques boost clouds’ ability to drop precipitation by releasing particles that attract water, making it easier for water droplets or snowflakes to form.
Soothing Science: The Light You See at Sunset
While a sunset may seem like any other ordinary thing, a number of physical elements had to come together, in just the right way, for you to bear witness to this colorful display.
JWST Searches for Life in Our Solar System
There are three places in our solar system, beyond Earth, that are good candidates to look for life: Europa, one of Jupiter’s moons, Enceladus, and Titan, two of Saturn’s moons.
How NASA Colors Images of the Universe
The James Webb Space Telescope detects infrared light, which our eyes can’t see. Data image developers bring those observations into the visible light spectrum, where they take on the colors of the rainbow.
New Eye on the Universe Preview
Join scientists as they use NASA’s brand new James Webb Space Telescope to peer deep in time to hunt for the first stars and galaxies in our universe, and try to detect the fingerprints of life in the atmospheres of distant exoplanets.
Ancient Pyramids Uncovered in the Amazon
The pyramid was built over 5,000 years ago, even before the pyramids of Egypt and Mesopotamia, a time when archeologists had believed the Amazon was populated only by hunter-gatherers.
Ancient Cliff Paintings in the Amazon
Ancient paintings on rock walls feature human figures and animals of today’s rainforest, like deer, tapirs, and jaguars. But they also appear to show animals that went extinct thousands of years ago.
Ancient Builders of the Amazon Preview
Recent discoveries in archaeology are exploding the myth of the Amazon as a primeval wilderness, revealing traces of ancient civilizations that flourished for centuries, with populations numbering in the millions.
The Mystery and Physics of the Spiral Football Pass
The way the spiral football pass travels through the air baffled physicists for years.
These Ancient Stones Helped Track the Seasons
Along the river Gambia in Senegal, there are more than a thousand stone circles. The people who placed these stones would have observed how the locations of sunrise and sunset varied over the year.
How to Calculate Time With an Islamic Astrolabe
The instrument only requires the observation of the sun’s position to begin making calculations.
Star Chasers of Senegal Preview
A NASA spacecraft named Lucy blasts off from Cape Canaveral on a mission to the Trojans, a group of asteroids over 400 million miles from Earth thought to hold important clues about the origins of our solar system. Just hours before, in Senegal, West Africa, a team of scientists sets out to capture extraordinarily precise observations vital to the success of the Lucy mission.
These Trains Take Over for Their Drivers to Cut Travel Time
To keep trains running on schedule, a new feature allows them to reverse direction and change tracks while the driver walks to the other end.
How Engineers Soundproof a New Underground Train Track
Construction teams use springs to quiet the Elizabeth Line trains as they pass under a concert hall.
London Super Tunnel Preview
Thousands of engineers, technicians and workers race to build Europe’s biggest construction project–London’s new railroad, the Elizabeth Line.
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