Bee Language
Competition for food sources may have pressured honeybees to evolve dance language.
Phone
Hearing Roundup
A new hearing aid with three microphones enhances party conversation, and growing up in a quiet …
P.O.W. Memory
People interrogated under high-stress conditions cannot reliably identify their attackers.
Tongue Sensor
A device transmits camera images via electrical pulses on the tongue.
Bee Espionage
Stingless bees can detect the odor markings of others and steal their food sources.
Attractiveness
Maternal grandmothers like their grandkids the best, paternal grandfathers the least; and a person's …
Dissolving Glass
Glass fibers that dissolve in the body can be used to reinforce bone as it heals.
Particle Sorter
A device sorts cells by size, offering a quick way to diagnose disease.
Baby Roundup
Flavors tasted as infants influence food preferences later in life, and prenatal nicotine exposure …
Digital Thermometers
How do digital thermometers work? (Sensor's electrical resistance changes with temperature, or …
Making Glass
How is glass made? (Heat sand, soda ash, and lime until liquid, cool into non-crystalline solid.)