Are Old Galaxies Really Red and Dead?Galaxies are broadly divided into two classes: spiral and elliptical. Unlike the spirals, the ellipticals, often referred to as early-type galaxies, are largely composed of old stars that give them a reddish color, They typically have little interstellar material with which to form new stars; these galaxies are often referred ...
Governor Brown has proposed expanding California's renewable energy goals from 33% by 2020 to 50% by 2030. This would likely mean a substantial increase in "distributed energy resources," such as community solar, energy storage and microgrids. Which cities and counties are best prepared for this evolution and how might it ...
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What is the truth behind sexual cannibalism in the insect world? How do deathwatch beetles find their mates? Why do butterflies have spots on their wings? Award-winning conservationist and founder of the Bumblebee Conservation Trust, Goulson (A Sting in the Tale, A Buzz in the Meadow) shares his passion for ...
The role of electronics and software automotive industry has grown dramatically in the past couple decades, and they are critical in the design, development, and manufacturing of modern vehicles. Today's vehicles typically contain an in-vehicle network with over 70 Electronic Control Units (ECUs) responsible for most operational functionality, such as ...
The present Earth-Moon system formed in the aftermath of the impact of a Mars-sized body on our planet. The Earth was then mostly melted and the Moon accreted from a ring of vapor and liquid orbiting the Earth. Part of the impactor's core ended up in the Moon-forming disk around ...
