(Date:5/23/2013)... year, carrying more than 284 million tons of cargo, transit ... in toll fees for the Panama Canal Authority. Each time ... water are used from Gatun Lake, which is also a ... the isthmus. , However, the advent of very large ... ships at sea, has demanded change. The Panama Canal is ...
(Date:5/23/2013)... By discovering the new mechanism by which estrogen suppresses ... revealed a potential new approach toward treating certain liver ... and colleagues believe they are changing long-held views in ... issue of the journal Science Signaling . , ... years has been that only receptors located in the ...
(Date:5/23/2013)... the overall health, development, and academic success of ... ensuring that all students have opportunities to engage ... vigorous or moderate-intensity physical activity, says a new ... estimates suggest that only about half of school-age ... health and development. The report recommends that ...
Breaking Biology News(10 mins):Reforestation study shows trade-offs between water, carbon and timber 2Reforestation study shows trade-offs between water, carbon and timber 3UCI study reveals new mechanism for estrogen suppression of liver lipid synthesis 2Schools should provide opportunities for 60 minutes of daily physical activity to all students 2Schools should provide opportunities for 60 minutes of daily physical activity to all students 3