Meet olinguito, or Bassaricyon neblina, the first species of carnivore discovered in the Western Hemisphere in 35 years. This cute teddy bear-like nocturnal mammal is native to Central and South America, and spends most of its time in the treetops, coming down to the forest floor occasionally to eat fruits such as guava.

A bonsai tree is “trained” to grow as a dwarf by pruning and shaping the branches. But seeds from the tree would produce trees that grow to normal size. This shows the there is no inheritance of the characteristics acquired by pruning.

In the early 1900s, the disease pellagra was widespread in the United States, especially in southern states. Individuals with pellagra were weak, and they developed diarrhea, a skin rash, and mental confusion. Each year, thousands of Americans died from this dreaded illness. In 1914 the U.S. surgeon general assigned Joseph Goldberger, a physician who worked in a federal government laboratory, to study pellagra. Most medical experts thought pellagra was an infectious disease because it often occurred where people lived in close quarters, such as prisons, orphanages, and mental health institutions. Goldberger knew from his previous research that infectious diseases usually spread through a population by close physical contact. While investiga ...

The researchers gave pregnant women a recording of several spoken variations of the made-up word "tatata" to play daily during their last trimester. When tested using EEG sensors after birth, their infants' brains recognised the words and its variations, while the control group did not.

This is a rare baby Golden Brushtail Possum that was born at Wild Life Sydney last year. Golden Brushtail Possums are one of Australia’s largest tree-dwelling marsupials but they're rarely seen in the wild, being found mostly in small pockets of Tasmania. Their unique appearance is the result of low levels of melanin in their skin.