Uncategorized
- Chemistry
Scientists Say: Excitation
Excited electrons are to thank for dazzling fireworks displays, plants harnessing energy, the semiconductors behind modern tech and more.
- Space
The shape of our universe may be complex — like a doughnut
Physicists haven’t yet ruled out the possibility that in our universe, space loops back on itself.
- Animals
Corals may have been the first life forms to glow in the dark
Ancestors of modern octocorals may have lit up the deep sea as far back as 540 million years ago.
- Health & Medicine
Period blood could help diagnose diabetes and other illnesses
A new test for diabetes is the first diagnostic tool based on period blood. But it may be just the beginning.
- Computing
Teen’s battle simulator could help Ukraine’s troops fend off attacks
At the 2024 Regeneron ISEF, Volodymyr Borysenko showcased software he created to help Ukraine defend itself in ground attacks by Russia.
- Animals
Scientists Say: Endotherm and Ectotherm
Endotherms use their own energy to maintain their internal temperature. Ectotherms use external heat sources to control their body temperature.
- Animals
Hibernating bumblebee queens can survive days of watery submersion
Hibernating queen bumblebees survived accidental submersion, leading researchers to discover their surprising resilience to flooding.
- Fossils
Young fossil hunters discover rare teen T. rex
In public view, scientists at the Denver Museum of Nature and Science will prepare the fossil for display. Their work will take about a year.
- Climate
Climate change is changing how scientists measure time
Polar ice sheets are melting faster. This is slowing Earth’s spin, which changes how we sync our clocks to tell time.
- Materials Science
New lab trick makes diamonds without extreme pressure
The lab-grown diamonds form in a liquid of gallium, iron, nickel and silicon.
- Health & Medicine
Cough! What happens when something goes down the wrong way
Certain cells can sense water and acid on the way to the lungs, prompting reactions such as coughing and swallowing, research in mice shows.
- Chemistry
Scientists Say: Methane
Used to cook food and heat homes, this potent greenhouse gas accounts for 30 percent of the warming of our climate.
