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Why doesn’t regular screening improve outcomes for pancreatic cancer patients?

Submitted by raeflows t3_z3nal3 on November 24, 2022 at 3:49 PM

18 comments

At altitude does thinner air have the same composition as sea level?

Submitted by oxo42 t3_zd3sq9 on December 5, 2022 at 10:58 AM

7 comments

If you wrapped a human in a theoretical blanket that was able to insulate 100% of heat produced by the person, would that person’s body temperature eventually reach equilibrium, or would their metabolism cause them to keep getting hotter and hotter until they perish?

Submitted by NonEuclideanGal t3_zeov3u on December 7, 2022 at 1:52 AM

20 comments

Eye questions: what is the smallest creature with an eye? What is the closest thing to an eye that a non-animal has?

Submitted by Clay_Pigeon t3_zi2bfa on December 10, 2022 at 8:16 PM

17 comments

What happens if a person take caffeine and nicotine together? Net vasoconstricter or Net vasodilator?

Submitted by EastEntertainment947 t3_zqkdjp on December 20, 2022 at 9:49 AM

22 comments

Can our bodies tolerate environments without oxygen?

Submitted by purvel t3_zsxwdb on December 22, 2022 at 9:50 PM

33 comments

Why do our eyes track moving objects smoothly, but skip when moving our focus point along a surface?

Submitted by tikkymykk t3_10fhr5o on January 18, 2023 at 8:27 PM

12 comments

How do different areas of brain "know" how to arrange themselves?

Submitted by LeLnoob t3_10wk7sd on February 8, 2023 at 2:04 AM

7 comments

Is the relative contribution to global warming of greenhouse gasses settled science?

Submitted by BrndNwAccnt t3_10y6emc on February 9, 2023 at 9:14 PM

38 comments

Is there any native flora in Antarctica? If so, could ancient humans have survived in Antarctica without modern amenities that are essential for life there right now?

Submitted by EquesInferi t3_119xbfi on February 23, 2023 at 1:09 PM

10 comments

Mercury has a very elliptical orbit, but does it influence its temperature?

Submitted by legendsplayminecraft t3_11gx12z on March 3, 2023 at 10:07 AM

7 comments

Why is water used as coolant since it is a poor conductor of heat?

Submitted by Red_Panagiotis t3_11l99pi on March 7, 2023 at 7:49 PM

17 comments

If the temperature of a system depends on its average kinetic energy, does it mean the "de facto" temperature depends on the speed of the observer?

Submitted by Dryu_nya t3_11pb2wf on March 12, 2023 at 10:12 AM

12 comments

Why is caffeine beneficial for cardiovascular health over the long term when other stimulants like nicotine, cocaine, amphetamines, etc. are harmful?

Submitted by Marelius121 t3_11ur9ub on March 18, 2023 at 3:23 PM

10 comments

What the hell is the actual difference between an isotope and a nuclide??

Submitted by amypinecone t3_11wj8gk on March 20, 2023 at 1:43 PM

17 comments

When did blood type AB first evolve?

Submitted by Novel_Estimate_3845 t3_xyllm9 on October 8, 2022 at 6:37 AM

9 comments

What are the effects of prolonged hypergravity on the human body?

Submitted by AlarmingAffect0 t3_yivxue on November 1, 2022 at 2:11 AM

8 comments

Are gelcaps more bioavailable than tablets or pills? (Context: diphenhydramine)

Submitted by ExoticPlastic3330 t3_yiz27g on November 1, 2022 at 4:46 AM

18 comments

If the inner core is the hottest part of the Earth, hotter than the liquid outer core, then why is it a solid?

Submitted by Paradigm7657 t3_ylrtf5 on November 4, 2022 at 7:29 AM

27 comments

Do we know the amount of "dog genetics" that spread into the wolf population?

Submitted by CrDe t3_zkqsc7 on December 13, 2022 at 8:34 AM

11 comments

What are the physical limits of stamping optical media like blu-ray discs?

Submitted by ChronoX5 t3_103v1hz on January 5, 2023 at 9:45 AM

16 comments

Why don't Wind Turbines have two or more adjacent sets of blades instead of one?

Submitted by Deewon_ t3_10aqhsu on January 13, 2023 at 9:40 AM

16 comments

why don’t dear, elk, moose, wolves, etc get frostbite in winter?

Submitted by blind_ninja_guy t3_10modnu on January 27, 2023 at 4:00 PM

8 comments

Is there an upper limit to structure size in a vacuum? Could a sufficiently advanced civilisation build a galaxy sized structure in space or would it become too massive and collapse in on itself?

Submitted by CubanHermes t3_10ndz2n on January 28, 2023 at 12:29 PM

33 comments

How do language models like GPT-3 synthesize information and grammar to make it sound like you’re talking to a person?

Submitted by m0nkeybl1tz t3_116iijn on February 19, 2023 at 5:23 PM

11 comments