Athens, Ga. -- The largest mammal that ever walked the earth¬ -- Indricotherium transouralicum, a hornless rhinoceros-like herbivore that weighed approximately seventeen tons and stood about eighteen feet high at the shoulder -- lived in Eurasia a...
A New jersey researcher has discovered a gene responsible for melanoma, the most aggressive form of malignant skin cancer. Melanoma may appear in places that never see sun, spread to other parts of the body and become lethal. This type of cancer is not generally responsive to chemotherapy. Cancer Institute, in the United States the incidence rate of melanoma has more than doubled in the past 20 years.
New research has provided the first neuro-imaging evidence that the brain's frontal lobes play a critical role in planning and choosing actions. The research team has found that a small region in the frontal lobe of the human brain is selectively activated when an individual intends to make a particular action and not another. These findings help explain why individuals with frontal lobe damage sometimes act impulsively and often have problems making decisions.