We’re just days from NASA’s first launch attempt for the much-anticipated Artemis 2 mission. Here are the key numbers to know as the space agency gets ready to send astronauts around the Moon for the ...

In chemistry, the concept of oxidation numbers is a crucial one for understanding various chemical reactions and compounds. The oxidation number of an atom represents its charge or apparent charge, ...

The Gibbs free energy profiles and reaction pathways of H 2 O 2 generation (a), ethanol formation (b), acetaldehyde formation (c), and acetate acid formation (d). This study not only develops a ...

Apple today updated its Keynote, Numbers, and Pages apps with many new features across the iPhone, iPad, and Mac, but some of the additions are limited to users that are subscribed to the new Apple ...

Diluted hydrogen peroxide is generally safe for loosening earwax and helping it exit the ear. Hydrogen peroxide may cause side effects like skin irritation and vertigo. Always check with your doctor ...

A single winning ticket was sold for Powerball's Christmas Eve jackpot of $1.817 billion — the second-largest U.S. lottery prize ever. The winner, who has not been publicly identified, bought the ...

Social Security numbers track earnings and aid in managing bank and credit accounts. Originally linked to geographic locations, these numbers are now assigned randomly. Investors use Social Security ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

A spray of water microdroplets turns a test strip blue, indicating the presence of hydrogen peroxide. Credit: Credit: Proc. Natl. Acad. Sci. U.S.A. It’s the latest in a series of studies from Zare, ...