Astronomers discover powerful cosmic double whammy

Astronomers have discovered a cosmic one-two punch unlike any ever seen before. Two of the most powerful phenomena in the Universe, a supermassive black hole, and the collision of giant galaxy clusters, have combined to create ...

Measuring trees with the speed of sound

Living trees can rot from the inside out, leaving only a hollowed trunk. Wood rot in living trees can cause overestimates of global carbon pools, timber loss in forestry, and poor tree health. Understanding wood decay in ...

Scientists use light to control the logic networks of a cell

Proteins are the workhorse molecules of life. Among their many jobs, they carry oxygen, build tissue, copy DNA for the next generation, and coordinate events within and between cells. Now scientists at the University of North ...

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