carrots

Residents of one of the world's most polluted cities are getting fed up with government inaction — and a few questionable tweets aren't helping.

The orange vegetable helps us see — but that's different from improving our vision. That said, carrots are part of a diet designed for eye health.

Kale's days as the superfood-du-jour may be numbered. Next up: Kalettes? It's a cross between kale and Brussels sprouts, and it's one of a few bewitching hybrid vegetables that could go big in 2015.