b"Our findings suggest that as the core was extracted from the mantle, the mantle never fully mixed. COLIN JACKSON NEWSWEEKCarnegie Investigators70 IN THE NEWSThe mantle differentiation event preserved in these hotspot plumes can both teach us about early Earth geochemical processes and explain the mysterious seismic signatures created by these dense deep-mantle zones.BRADLEY PETERS UPI If each turbine removes something like half the energyWhen root growth slowed down, flowing through it, by the timethe roots ability to respond to the you get to the second row,direction of water was strongly youve only got a quarter of thediminishedthe active process of energy, and so on. water uptake by the root is necessary KEN CALDEIRA THE WASHINGTON POST to see where water is in soil water and respond developmentally.NEIL ROBBINS PHYS.ORGWhile there's no comprehensive tally of algae outbreaks, many experts agree they're quickly becoming a global epidemic.ANNA MICHALAK CBS"