Periodic trends like atomic radius and ionization energy aren’t just facts to memorize—they’re patterns that reveal the hidden structure of the periodic table. Understanding these patterns helps ...

Electronegativity and molecular polarity are central to understanding chemical bonding. By combining periodic trends with molecular geometry, you can predict whether a molecule is polar or nonpolar.

A common ineffective way teachers check for understanding in the classroom is by asking a variation of the question, “Does everybody get this?” If not that, then what? Today’s post will offer a number ...

Quantum numbers are a set of numbers that describe the properties of an electron in an atom, including its energy, shape, and spatial orientation. These numbers are essential for understanding the ...

Quantum numbers are a set of numbers that describe the properties of an electron in an atom. Think of them as an address that pinpoints the location and characteristics of an electron within its ...

The May 5 article, “5 Research-Backed Ways to Help Students Catch up in Math,” reminded me of my early days as a teacher and school leader. I regularly worked one-on-one with middle and high school ...

When my daughter was young, she washed her hands a lot. We might have poked what we thought was gentle fun at her, saying she was “a little bit OCD”. Later, she began to disclose “bad thoughts”, which ...

Archaeologists study artifacts, monuments, and other remains to get a better sense of human history. What they discover often rewrites humans' past and changes the way we think about our species.

Working as a DJ in Liverpool, UK, a decade ago, James Rand would often leave work hearing strange sounds that he knew weren’t real — a high-pitched whine or a low ...

Understanding Autism follows filmmaker Scott Steindorff as he aims to discover more about his own autism. Speaking to autistic people all across the spectrum, he seeks to reframe the perception of ...