Visual signals, such as color patterns are an important communication medium for anemonefish. Researchers from Okinawa Institute of Science and Technology have recently elucidated how the patterns on ...

Similarities in how different organisms look can indicate a close evolutionary relationship. Conversely, great differences in appearance can suggest a very distant relationship, as in many adult ...

Internal clocks can tick very differently. While some people are most productive in the morning, others are only active later in the day or at night. This phenomenon is known in science and medicine ...