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When people lose weight after being sick with something like the flu for a week, what is the breakdown of where that weight loss is likely coming from?

Submitted by Freedmonster t3_z3utnr on November 24, 2022 at 9:15 PM

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Everyone knows that sharks can smell blood in the water. But are there any air-breathing animals that can smell underwater? Or water-breathing animals that can smell in the air?

Submitted by Right_Two_5737 t3_z3tlek on November 24, 2022 at 8:18 PM

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Do hairy people have more hair follicles than less hairy people, or are their hair just longer/thicker?

Submitted by Critical_Poem_4934 t3_z2oaqo on November 23, 2022 at 12:49 PM

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Can a planet have a moon the same size orbiting it?

Submitted by HyphenandaLine t3_z20ton on November 22, 2022 at 6:24 PM

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why does selective breeding speed up the evolutionary process so quickly in species like pugs but standard evolution takes hundreds of thousands if not millions of years to cause some major change?

Submitted by GroundbreakingAd93 t3_yzqnzm on November 20, 2022 at 12:35 AM

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What causes the "mental/brain fog" during a flu or a cold and why?

Submitted by Pacam_Goomiac t3_ywq1pb on November 16, 2022 at 10:34 AM

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I’m watching a Spark show on Neanderthals that says most humans have 2-4% Neanderthal DNA, except Africans. Because Neanderthals roamed far and wide, except not to Africa. But didn’t they come from Africa? Didn’t all Homos evolve in Africa?

Submitted by TychaBrahe t3_ywhlg0 on November 16, 2022 at 2:50 AM

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AskScience AMA Series: I'm Dr. Jonathan Blutinger, a postdoctoral researcher in the Creative Machines Lab at Columbia University, developing a "digital chef" that can 3D print and laser cook edible items. Ask me anything about the process!

Submitted by AskScienceModerator t3_yvv4rq on November 15, 2022 at 12:00 PM

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Has weather forecasting greatly improved over the past 20 years?

Submitted by mgm97 t3_yuytt7 on November 14, 2022 at 1:06 PM

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As an astronaut travels to space, what does it feel like to become weightless? Do you suddenly begin floating after reaching a certain altitude? Or do you slowly become lighter and lighter during the whole trip?

Submitted by Big_Network2799 t3_yu6rv5 on November 13, 2022 at 4:39 PM

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Why is person to person hair transplantation not possible?

Submitted by E-C-A t3_yu2wu5 on November 13, 2022 at 2:17 PM

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What do they do with stomach acid during surgeries involving the stomach?

Submitted by parrotspartys t3_ysxgiq on November 12, 2022 at 5:25 AM

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If vaccines work by introducing a small amount of a foreign substance to your body to trigger an immune response to develop resistance, why don’t allergies work the same when they also trigger an immune response when exposed to something foreign to the body?

Submitted by jelllyjamms t3_yrbd3f on November 10, 2022 at 10:47 AM

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If soil comes from dead plants, what substrate did the first terrestrial plants grow on?

Submitted by Bumbalu t3_yqrs27 on November 9, 2022 at 6:49 PM

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AskScience AMA Series: I'm Kareem El-Badry, astrophysicist and black hole hunter. My team just discovered the nearest known black hole. AMA!

Submitted by AskScienceModerator t3_yqgxw4 on November 9, 2022 at 12:00 PM

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Does getting rid of mucus (coughing or nasal) help decrease your time of sickness (cold or flu/covid)?

Submitted by clickback t3_yop6ca on November 7, 2022 at 2:49 PM

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Can dead bodies get sunburned?

Submitted by Altruistic-Pop6696 t3_ymqdnn on November 5, 2022 at 10:40 AM

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We are scientists from the Society of Vertebrate Paleontology coming to you from our annual meeting in Toronto, Canada! We study fossils. Ask Us Anything!

Submitted by VertPaleoAMA t3_ylvmau on November 4, 2022 at 10:53 AM

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Is this a geometrical rationale for the "360 degrees to a circle" convention? (or a coincidence?)

Submitted by aggasalk t3_ylawmv on November 3, 2022 at 6:43 PM

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Could humans "breed" a Neanderthal back into existence?

Submitted by Mohgreen t3_ykgpi3 on November 2, 2022 at 8:41 PM

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Why do we vaccinate people instead of injecting them directly with antibodies? Is there a particular reason people need to generate the antibodies themselves?

Submitted by TheJelliestFish t3_yjnheu on November 1, 2022 at 10:30 PM

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Why did all marine mammals evolve to have horizontal tail fins while all(?) fish evolve to have vertical ones?

Submitted by LT_DANS_ICECREAM t3_yjb5rl on November 1, 2022 at 3:10 PM

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Since fevers are meant to kill the virus, shouldn’t we refrain from taking fever reducing medication in order to heal faster?

Submitted by MysteriousAndSleek t3_yiy70w on November 1, 2022 at 4:01 AM

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Does water oxidized spontaneously on nature?

Submitted by LeeAnn1409 t3_z1sxtl on November 22, 2022 at 12:57 PM

9 comments

AskScience AMA Series: We're Competing to Make the Mars Habitat Food Production System! AUA!

Submitted by AskScienceModerator t3_z1rq4e on November 22, 2022 at 11:57 AM

30 comments