Thistle has become nearly synonymous with noxious weeds, though, of the roughly 70 listed species, only five are thistles. Musk, Canada, bull, scotch and plumeless thistle are all noxious weeds in ...

Humans change the urban landscape with religious, cultural and political activities, which in turn can influence the ...

Supported by By Emily Anthes Emily Anthes is a science reporter who writes Pet Theory, a column about our creature companions ...

The manure of farmyard animals such as pigs is a major source of antibiotic-resistance genes, which can pose a risk to human ...

Cowbird mothers abandon their eggs in the nests of other bird species, but the chicks somehow manage to find their flock and ...

Animals, from worms and sponges to jellyfish and whales, contain anywhere from a few thousand to tens of trillions of nearly ...