Nature’s changing colors makes climate change visible
Wildfires aren’t going away. Here’s how smoke can affect your health
North America’s summer of smoke may well be a harbinger of what’s to come. As record-breaking wildfires in Canada continue to sweep across the land, smoke has been suffusing the skies for…
This ‘thermal cloak’ keeps spaces from getting either too hot or cold
If you’ve ever burned your hands on a car steering wheel, you know how hot the inside of a car can get on a summer day. But a new fabric could one…
Extreme ocean heat off Florida has ebbed. But for marine life, the danger remains
In late July, a fierce ocean heat wave ratcheted up temperatures in Florida’s coastal waters to unprecedented highs. One buoy bobbing in shallow, turbid Manatee Bay logged a measurement of 38.3˚ Celsius…
AI is revolutionizing manual cell counting
Cell counting is extremely important in research, medicine, and even environmental monitoring where scientists use it to track cell growth, a person’s health, or monitor plankton levels in oceans or bacteria in…
Extreme heat taxes the body in many ways. Here’s how
July 2023 was the hottest month ever recorded. It could even be the hottest month in human history. And it’s just one in a chain of broken heat records (SN: 7/13/23). A…
50 years ago, mysterious glass hinted at Earth’s violent past
Microtektites found in Caribbean may shed light on tektite origin — Science News, August 11, 1973 Though their origin remains a mystery to scientists, huge strewn fields of tektites have been found…
Climate change puts children’s health at risk now and in the future
Climate-related environmental disasters have not let up this summer. Heat waves are roasting the United States, Europe, China and North Africa (SN: 7/19/23), while wildfires are raging in Canada and Greece. Choking…
July 2023 nailed an unfortunate world record: hottest month ever recorded
Most humans felt the scorching touch of climate change in July. July 2023 was the hottest month ever recorded, and climate change made the elevated temperatures across 51 percent of Earth’s land…
Cow poop emits climate-warming methane. Adding red algae may help
Earth has a cow problem. Cow agriculture is one of the largest emitters of climate-warming methane to the atmosphere. But adding a type of red algae known for its methane-inhibiting properties to…