The scent of danger: A 70-year-old puzzle solved - When injured, many freshwater fish release an alarm substance that triggers fear in other members of their school. This substance, which is found in ...
Figure360: Trends in Biotechnology, Dunbar, Figure 5
Figure360: Trends in Biotechnology, Dunbar. Biotechnology could provide many innovative alternatives for changing the way metals are obtained. Microbes have been used to dissolve metallic minerals and...
Symbiotic ants defend acacia hosts from elephants - In the savannas of East Africa, tiny symbiotic ants depend on an acacia tree to provide them with housing and food. In return, the ants provide prot...
Membrane Tension Maintains a United Front - Using his own neutrophils, Orion Weiner demonstrates how physical forces and not diffusible factors ensure that migrating cells have a single leading edge....
Visual control of octopus arm movements - Octopuses are known among invertebrates for their sophisticated behavior and the task they face of controlling eight flexible arms is a daunting one. As expla...
Cockroaches are constantly grooming themselves, says entomologist Coby Schal of North Carolina State University. To clean its antenna, a cockroach will grab ahold of it with its front leg, bring the a...
Auditory Stimulus Selection in Rodents and the Cocktail Party Problem
We must often focus on important sounds in our environment while ignoring others—sometimes called the "cocktail party problem." In this video, Dr. Chris Rodgers explains how rats were traine...
