Is your life meaningful? (pt. 2)

Boxer briefs? Tighty whities? Strings? All seem to influence sperm quality. Also, a study on miscarriages in primates shows they happen more often when raising a small (demanding) child.

A new study sheds light on how people perceive their own mental load — and what that does to the relationship.

A new cross-cultural study points at a universal truth: Women who are intelligent pay for it at the office.

Ripped. Jacked. Swole. And... limp? When does wanting bigger muscles turn toxic? And how's that linked to unhappiness in the bedroom?

Ever feel disgusted by other groups of people? That makes it more likely you're conservative. Unless you're 'interoceptive.'

Tylenol is not causally connected to pregnancies and autistic children, according to a meta-meta study. Also, if you lost your wallet in a 'diverse' neighborhood, is it more (or less) likely to come back?

Who can actually say what AI can (or can't) do? Maybe the guy who developed the 'box' it escaped from.

Ever freaked out about finding 'meaning' in your life? A new study might help you understand where that (uniquely human) feeling comes from. (Note: We published part 1 on June 15, 2025)

A single drug undid the damage in mice who'd suffered early-life trauma. Also, a contagious form of 'cringe avoidance' is spreading — and listen in to the soft sounds of Jurassic crickets.

If dogs could understand our faces... how could we prove that, scientifically? Also, AI gets banned from the classroom and a study that put heavy metal festival fans through.... some serious pain.