Australian native bees wage war on a neighbouring hive
Game of Thrones has nothing on these native bees, who send in wave after wave of worker bee suicide attacks in order to take over a hive.
New research by Queensland University of Technology and the University of Queensland in Australia has revealed that these hive wars can last for MONTHS, with one side eventually wiping out the other so that their troops can storm the enemy hive, kill the queen, and place their own queen on the throne to
Professor John Long on the origins on sex
Professor John Long, Strategic Professor in Palaeontology, has discovered the first known example of copulation and internal fertilisation in a group of ancient armoured fishes called antiarchs.
By: Flinders University.
Scientists Trace Back the First Sexual Act Ever to Weird Ancient Fish
“Scientists have discovered the origins of sex, and like anyone’s first time it sounds pretty awkward.
Now light some candles and
Ha(wrasse)ment: a pufferfish fights for its food on Thailand’s Shark Point
Join us as we explore Shark Point, one of Thailand’s best dive spots. We’re treated to the rare sight of a reef squid (notoriously difficult to capture on film!), a feeding porcupine pufferfish fighting off scavenging wrasses hellbent on stealing its meal and a majestic lionfish hidden in a barrel coral.
By: Earth Touch.
Paul Andersen explains hot the force-time graph can be used to determine the impulse of an object. Since the impulse and the change in momentum are equivalent the graph can also be used to determine the change in momentum (and velocity) of an object. Several example problems. are included.
By: Bozeman Science.