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How would one calculate the gravity of a planet?

Submitted by LoreCriticizer t3_z53aqr on November 26, 2022 at 9:23 AM

96 comments

201

Is there an anatomical reason Chicken Pox scars form where they do?

Submitted by [deleted] t3_yxs19e on November 17, 2022 at 2:41 PM

94 comments

798

AskScience AMA Series: We're Experts on Influenza (aka the Flu). AUA!

Submitted by AskScienceModerator t3_yxofvc on November 17, 2022 at 12:00 PM

109 comments

332

Are Neanderthals and Denisovans descendants or relatives of modern humans? And where did each lineage start?

Submitted by bigsuperdave44 t3_yxioim on November 17, 2022 at 6:22 AM

9 comments

I saw in a video that chimpanzees and gorillas do not knuckle-walk in the same way, but they didn't explain what the difference is. Could someone elaborate on the physiological/anatomical differences?

Submitted by [deleted] t3_yxgurq on November 17, 2022 at 4:47 AM

132 comments

1,964

What would the pressure be like in a body of water in free fall?

Submitted by OneTreePhil t3_yx9z3q on November 16, 2022 at 11:34 PM

27 comments

What happens to air when it escapes into outer space?

Submitted by CentralOregonKush t3_yx9u5h on November 16, 2022 at 11:28 PM

19 comments

Where do mitochondrial protons come from?

Submitted by Infinite-Flow7945 t3_yx71bm on November 16, 2022 at 9:37 PM

31 comments

Ask Anything Wednesday - Engineering, Mathematics, Computer Science

Submitted by AutoModerator t3_ywvph3 on November 16, 2022 at 3:00 PM

162 comments

247

Why are saurischians (lizard-hipped) and ornithiscians (bird-hipped) named as such when literally all birds (and the things they are closely related to) are saurischians and herbivorous dinosaurs that are anything but bird-like are considered bird-hipped?

Submitted by [deleted] t3_ywuejq on November 16, 2022 at 2:09 PM

12 comments

If energy levels in quantum systems are quantized, where does the excess energy go?

Submitted by Least_Ad104 t3_ywrona on November 16, 2022 at 12:09 PM

7 comments

What are the primary goals for the exploration of Mars?

Submitted by Cloudberrymaster t3_z7j3ch on November 29, 2022 at 4:16 AM

7 comments

Is the human body capable of fighting both viruses and bacteria with the same effectiveness?

Submitted by rootless_robert t3_z45w0n on November 25, 2022 at 6:16 AM

20 comments

132

Why do T cells need to bind self-antigen moderately?

Submitted by itsabenhere t3_yw939i on November 15, 2022 at 8:48 PM

7 comments

393

Are punnet square cells actually 25% weight? Is that actually biologically accurate, or just close enough?

Submitted by BesLoL t3_z6mrz2 on November 28, 2022 at 4:31 AM

6 comments

Are there strains of HIV that aren’t detectable by modern testing?

Submitted by [deleted] t3_yvrfih on November 15, 2022 at 8:56 AM

17 comments

Can color perception be influenced by something other than what light enter the eye?

Submitted by MagicSquare8-9 t3_yvfhb5 on November 14, 2022 at 10:58 PM

13 comments

How do genetics create diverse children?

Submitted by THRWLT t3_yvajq7 on November 14, 2022 at 7:52 PM

34 comments

Does your gut/gastrointestinal/digestive health affect how you feel mentally/psychologically?

Submitted by lilm8ey t3_yuytf5 on November 14, 2022 at 1:05 PM

149 comments

1,129

where does sense of direction come from?

Submitted by Danjeczko3 t3_yuyrw9 on November 14, 2022 at 1:04 PM

18 comments

Scientists say memory is prone to change each time we recall. How accurate are our childhood memories actually?

Submitted by PrestigiousClient655 t3_yutfy8 on November 14, 2022 at 9:02 AM

20 comments

We have seen successful transplants of various organs, hands, even faces -- so why not transplants of legs or feet to lower-limb amputees? Why are these not a thing?

Submitted by Pandeism t3_yut1d1 on November 14, 2022 at 8:36 AM

30 comments

How is O2 introduced to blood in the alveoli?

Submitted by LemmeKermitSuicide t3_z8ssc4 on November 30, 2022 at 2:24 PM

26 comments

299

Are there any known cross-kingdom diseases?

Submitted by Teri_Windwalker t3_yuofps on November 14, 2022 at 4:09 AM

9 comments

How does black tea have more caffeine than green tea, when they come from the same plant?

Submitted by shavin_high t3_z8uzjn on November 30, 2022 at 3:54 PM

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