There's a crack forming on Rosetta's 67P: Is it breaking up?

Not all comets break up as they vent and age, but for Rosetta's comet 67P, the Rubber Duckie comet, a crack in the neck raises concerns. Some comets may just fizzle and uniformly expel their volatiles throughout their surfaces. ...

No time to waste to avoid future food shortages

During the past few weeks, empty supermarket shelves, without pasta, rice and flour due to panic buying, has caused public concerns about the possibility of running out of food. Australian farmers have reassured consumers ...

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