Stories by Deirdre Lockwood

In a contaminated Seattle river, what the mammals leave behind may be a good gauge of cleanup efforts

Soil microbes convert fertilizer to nitrogen oxides, emitting about as much of the gases as on-road vehicles in the state

3-D printed gel contains bacteria that produce compounds for medicine or pollution cleanup

Neolignan molecule is a potent activator of cold-sensitive neuron channel

Levels in young animals elevated to 1,000 times the acceptable amount in people

Non-egg-layers are killed after they are born. A new technique detects sex in 3-day-old embryos, which can be dispatched before they feel pain