Spermiogenesis

(Date:1/8/2009)...story of diatoms -- abundant oceanic plankton that...e air each year -- needs to be rewritten, accordin...t after a sudden rise in species numbers, diatoms ...ends that coincided with severe global cooling. ,... journal Nature . , The research casts doubt on ...

(Date:1/8/2009)...come in rapid succession, the extent of damage to ...hose events, according to a new study published in...focused on tree species common to the Everglades i...growth rates and were less likely to die when subj...e versa. The findings could have significant impli...

(Date:1/8/2009)...al journal that publishes original research contri...aspects of entomology, plant pathology, virology, ...es, fungicides, herbicides and other biocides. Em...s and diseases. , Phytoparasitica also publish...s. Guest editorials written by reputable scientis...

(Date:1/7/2009)...PRNewswire/ -- WCC Smart Search & Match, the,...tch software, today,announced that Tarvinder Semb...les for the ID market. , Mr. Sembhi is a ve...t,industry. He was most recently President of 4G ...strategic product development, corporate branding ...

...ly used organic insecticide, a plucky bacterium kn...uires the assistance of other microbes to perform ... Writing in the Sept. 26 issue of the Proceedings ... of researchers from the University of Wisconsin-M... bacteria that colonize the insect gut, Bt is unab...

...t how the distance marine larvae travel varies wit...on and management of fish, shellfish and other mar...versity of North Carolina at Chapel Hill. , Most m...es, reproduces via larvae that drift far along oce...ions. The distance larvae travel before maturing, ...

...mos National Laboratory have developed a method fo...osives used in bombs. Based on knowledge of bee b...tool in the fight against the use of improvised ex... vulnerability for American military troops abroad.... , By studying bee behavior and testing and impr...

...nce that the dinosaurs and most their contemporari...r impact, according to a paleontologist who says m..., and climate changes culminated in the end of the...n fact, have been the lesser and earlier of a seri...life on Earth for more than 500,000 years, say Pri...