Daphnia pulex (a.k.a. the water flea) is a microscopic crustacean whose unique reproduction habits make it the perfect ...

For most of history, the unseen darkness was part of ordinary life. For example, families in medieval Europe slept in two acts—a “first sleep,” then a waking hour to pray, make love, or wander to a ...

The animal kingdom contains a vast array of animals capability of remarkable regenerative abilities, but known are quite as ...