Asperger syndrome
Asperger syndrome (U.S. pronunciation /, also called Asperger's syndrome, Asperger's disorder, Asperger's or AS) is one of several autism spectrum disorders (ASD) characterized by difficulties in social interaction and by restricted, stereotyped interests and activities. AS is more
Frank Macfarlane Burnet
Sir Frank Macfarlane Burnet OM , AK , KBE (3 September 1899 – 31 August 1985 ), usually known as Macfarlane or Mac Burnet, was an Australian virologist best known for his contributions to immunology . Burnet received his M.D. from the University of Melbourne in 1924 more
Xenon
Xenon ( in the UK, in the US) is a chemical element that has the symbol Xe and atomic number 54. A colorless, heavy, odorless noble gas , xenon occurs in the earth's atmosphere in trace amounts. Although generally unreactive, xenon can undergo a few chemical reaction s such as the forma more
Platypus
The Platypus (Ornithorhynchus anatinus) is a semi-aquatic mammal endemic to eastern Australia , including Tasmania . Together with the four species of echidna , it is one of the five extant species of monotreme s, the only mammals that lay eggs instead of giving birth to live young. I more
Bacteria
A bacterium (plural: bacteria) is a unicellular microorganism . Typically a few micrometre s in length, individual bacteria have a wide-range of shapes, ranging from sphere s to rods to spirals. Bacteria are ubiquitous in every habitat on Earth , growing in soil, acidic hot springs , more