Electrophilic addition reactions, cornerstones of organic chemistry, involve the addition of an electrophile (an electron-seeking species) to an unsaturated molecule, typically an alkene or alkyne.

A home construction project has people in Fairfax County talking — and leaders reexamining building rules. A three-story addition going up in the Greenbriar neighborhood towers over most of the ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A major Florida credit union is ...

A new proof illuminates the hidden patterns that emerge when addition becomes impossible. The simplest ideas in mathematics can also be the most perplexing. Take addition. It’s a straightforward ...

As a footnote to Mark M. Green’s letter on how to make organic chemistry “be part of understanding the wider world, to be worth knowing” (Jan. 2, 2023, page 3), I wish to illustrate my approach to “a ...

Isabella Soares is a Senior Writer for Collider, as well as a Cherry Picks-approved critic. A film and TV enthusiast from an early age, Isabella used to write reviews in her journal growing up, which ...

Abstract: Action quality assessment (AQA) is a task for assessing a specific action quality in videos. Since existing AQA datasets provide only two-dimensional (2D) video data captured from fewer ...

A team of four prominent mathematicians, including two Fields medalists, proved a conjecture described as a “holy grail of additive combinatorics.” Within a month, a loose collaboration verified it ...

Lee Fixel’s Addition is looking to raise $1.5 billion venture capital fund as the former Tiger Global executive continues to secure large sums of money despite the slowdown in the market. Fixel’s ...

As surely as 2+2=4, it also equals a beginning step on students’ mathematics journey. Single-digit addition facts like these are so heavily used in mathematics that it’s critical that students ...