4 questions about the uranium needed for next-generation nuclear reactors
FÍSICA
setembro 9, 2024
4 questions about the uranium needed for next-generation nuclear reactors
Nuclear power of the future is going to need fuel. That has governments, energy companies and nuclear engineers clamoring to…
Why Japan issued its first-ever mega-earthquake alert
GENERICOS
setembro 9, 2024
Why Japan issued its first-ever mega-earthquake alert
On August 8, the Japanese Meteorological Agency issued its first-ever “megaquake alert,” after a magnitude 7.1 earthquake rocked the Miyazaki…
Some meteors leave trails lasting up to an hour. Now we may know why
ESPAÇO
setembro 9, 2024
Some meteors leave trails lasting up to an hour. Now we may know why
To leave a lasting trail, meteors need to aim low. A new survey of shooting stars shows that meteors that…
Jurassic Park inspires a new way to store DNA data
FÍSICA
setembro 9, 2024
Jurassic Park inspires a new way to store DNA data
Sometimes science fiction does inspire science research. À la Jurassic Park’s entombed mosquito, scientists have developed a method to store…
Extraordinary heat waves raise questions about our A/C use
GENERICOS
setembro 9, 2024
Extraordinary heat waves raise questions about our A/C use
An extraordinary heat wave last week toppled thousands of temperature records across Asia, from Iran to Japan. In Iran’s highlands,…
Expanding antibiotic treatment in sub-Saharan Africa could save kids’ lives
AMBIENTE
setembro 9, 2024
Expanding antibiotic treatment in sub-Saharan Africa could save kids’ lives
In some parts of sub-Saharan Africa, nearly 10 percent of children die before they turn 5 years old (SN: 8/3/22);…
Scientists want to send endangered species to the moon
ESPAÇO
setembro 9, 2024
Scientists want to send endangered species to the moon
As more and more species near extinction, scientists have been collecting samples from animals, plants and other creatures and storing…
More than 4 billion people may not have access to clean water
GENERICOS
setembro 9, 2024
More than 4 billion people may not have access to clean water
Access to clean water is a human right — one that half of the world may not have. Out of…
A new element on the periodic table might be within reach
FÍSICA
setembro 9, 2024
A new element on the periodic table might be within reach
To expand the periodic table, it might be time to go titanium. A new study lays the groundwork to expand…
The asteroid that may have killed the dinosaurs came from beyond Jupiter
GENERICOS
setembro 9, 2024
The asteroid that may have killed the dinosaurs came from beyond Jupiter
Earth’s most famous killer asteroid came from the outer reaches of the solar system, researchers report in the Aug. 16…