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No, the human brain did not shrink 3,000 years ago
Did the 12th century B.C.E. -- a time when humans were forging great empires and developing new forms of written text -- coincide with an evolutionary reduction in brain size? Think again, says a team of researchers whose new paper refutes a hypothesis that's growing increasingly popular among the science community.
Growing cereal crops with less fertilizer
Researchers have found a way to reduce the amount of nitrogen fertilizer needed to grow cereals such as rice, wheat and corn.
Locusts can 'sniff' out human cancer
Researchers have shown that locusts can not only 'smell' the difference between cancer cells and healthy cells, but they can also distinguish between different cancer cell lines.