It’s 2020 and online dating isn’t special anymore--it’s the norm. But that doesn’t make it easy. We explore what researchers know about finding love online.

Also: Jennifer Rosier loves love and studies how to make it work better. She shares tips on forming healthy relationships and debunks the four myths about sex.

Plus: Physicist Joshua Erlich spends his days pondering dark matter. But he also explores the science of making chocolate.

And: Our wine expert shares his favorite wines for pairing with chocolates on Valentine’s Day.