Meghan Rosen's Articles
- Long before dinosaurs went extinct, birds were emerging on Earth. These hummingbird-size wading birds are the earliest known ancestors of today’s birds.
- Soot levels in stations for New York City’s electric subway trains exceed the levels outdoors, a new study finds. The underground source of this black carbon: maintenance trains that share the tracks with subway trains. Breathing soot can aggravate asthma and other lung disease.