/r/askscience

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Does a beam of light accelerate before it reaches its maximum speed, or is it at lightspeed as soon as it starts traveling?

2229 upvotes • DoTheFlopz

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What's the difference between a Neutron Star and a Pulsar?

2229 upvotes • DraumrKopa

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Do all babies make the same babbling noises before they learn to speak or does babbling change with the languages the babies are exposed to?

2227 upvotes • Mamadog5

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How does a caterpillar turn into a butterfly at a cellular level? What happens to trigger the various stages? Are their factors that would prevent it or delay it? Or is it inevitable in this species? What causes the cellular change? Is there anything remotely similar in certain human cells?

2227 upvotes • DadJ0ker

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Did the insects with queens (bees, ants, wasps, termites) all evolve from a common ancestor with queens, or is their social organization an example of convergent evolution?

2225 upvotes • Zhankfor

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If space based telescopes cant see planets how will the earth based European Extremely Large Telescope do it?

2225 upvotes • greiton

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Does the Delta Variants higher viral load have an effect on the accuracy of quick swab antigen testing?

2225 upvotes • BucketsofDickFat

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How does sodium deficiency cause cramps, why are they so painful and what makes muscles more likely to cramp?

2225 upvotes • NimishApte

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Why are there so many pre-modern human fossils from the past several million years, but very few pre-modern chimp or gorilla ones?

2225 upvotes • Deadchimp234

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We are scientists from the Society of Vertebrate Paleontology coming to you from our 75th annual meeting. We study fossils. Ask Us Anything!

2224 upvotes • VertPaleoAMA

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Does a beam of light accelerate before it reaches its maximum speed, or is it at lightspeed as soon as it starts traveling?	2229	DoTheFlopz
What's the difference between a Neutron Star and a Pulsar?	2229	DraumrKopa
Do all babies make the same babbling noises before they learn to speak or does babbling change with the languages the babies are exposed to?	2227	Mamadog5
How does a caterpillar turn into a butterfly at a cellular level? What happens to trigger the various stages? Are their factors that would prevent it or delay it? Or is it inevitable in this species? What causes the cellular change? Is there anything remotely similar in certain human cells?	2227	DadJ0ker
Did the insects with queens (bees, ants, wasps, termites) all evolve from a common ancestor with queens, or is their social organization an example of convergent evolution?	2225	Zhankfor
If space based telescopes cant see planets how will the earth based European Extremely Large Telescope do it?	2225	greiton
Does the Delta Variants higher viral load have an effect on the accuracy of quick swab antigen testing?	2225	BucketsofDickFat
How does sodium deficiency cause cramps, why are they so painful and what makes muscles more likely to cramp?	2225	NimishApte
Why are there so many pre-modern human fossils from the past several million years, but very few pre-modern chimp or gorilla ones?	2225	Deadchimp234
We are scientists from the Society of Vertebrate Paleontology coming to you from our 75th annual meeting. We study fossils. Ask Us Anything!	2224	VertPaleoAMA