"Some of the al-Tusi material is known to have reached Rome in the 15th century... but there is no evidence that Coper…"

"Ibn al-Shatir’s forgotten model was rediscovered in the late 1950’s by E. S. Kennedy. .. In a preliminary work, the C…"

"Mainstream geology is founded upon enunciated by James Hutton (1726–1797) and Charles Lyell (1797–1875), who argued t…"

"In August, 1933, at the in Chicago, was founded with an enrollment of 57 charter members and and as the first Preside…"

"Since the opening of the , images from have enabled us to map the surfaces of all the rocky planets and in the Solar …"

"The South Carolina outbreak of lettuce-rot occurred in , the second largest lettuce-growing district on the eastern c…"

"A bacterial leafspot disease of the occurs widespread in the Eastern States. It is mostly a disease but occurs occasi…"

"A disease of es which caused big losses to the growers occurred last June in Texas, and in August and September in Ne…"

"entails the regulation of , cell expansion, and , and patterning of the organ as a whole. s are ideally suited to dis…"

"Flowers are organized into concentric s of s, s, s and s, with each of these floral organ types having a unique role …"