askscience

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Is there any limit to the mass of an object in the universe? Can something, like a black hole, become so massive that it can rip through the fabric of spacetime, or would physics prevent that, or is there no upper limit to the mass an object can be?	4307
How did heavy metals arrive on Earth during planetary formation?	17
How on earth are radiotrophic fungi able to convert radiation to food?	5
With electrical signals travelling through our body much slower than the speed of light, is there a point - as we accelerate towards c - that we would no longer be able to consciously process our surroundings?	1
Do dogs get upset when we don't take their barking seriously?	1
Barring any major equipment failure, space debris collision, or collection by a race of very attractive green-skinned aliens inspired by the probe to come to Earth to learn about the human ritual called love....for how long could we reasonably expect to receive useful data from the Voyager probes?	1
With Venus’ gravity comparable to Earth’s and no magnetic field to keep its atmosphere from being stripped by solar winds, how can Venus have an atmosphere so much thicker than ours?	1
In the James Webb image of all those galaxies, since the universe is expanding, is it possible we’re seeing - in some cases - the same galaxies at different points in time but to us at different points in space in a still image?	1
Is it possible that our universe is the result of a black hole-like explosion at a scale we can’t understand? Is it possible it would be why our universe is predominantly matter vs antimatter, the result of Hawking radiation?	1
How did we get from organic chemicals in the primordial soup to self-replicating life?	1

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