Environment

Tackling the chemicals we can’t see: PFAS
PFAS contamination is persistent, but so is the determination of scientists working on solutions to remediate it.

Why are sunsets so pretty in winter? There’s a simple explanation
If you live in the southern hemisphere and have been stopped in your tracks by a recent sunset, you may have noticed they seem more vibrant lately.

Air is an overlooked source of nutrients - evidence shows we can inhale some vitamins
You know that feeling you get when you take a breath of fresh air in nature? There may be more to it than a simple lack of pollution.







