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Do we have any records of meteor impacts on the moon? Is there any way to monitor this?

Submitted by AnonymousAutonomous t3_10si2l6 on February 3, 2023 at 11:25 AM

7 comments

How did the Achilles tendon become known as such and what was it called before?

Submitted by MarqoTheDragon t3_10sd61c on February 3, 2023 at 6:20 AM

21 comments

Back in the late 90s, I remember hearing that scientists “cloned a sheep”. What actually happened with the cloning, and what advancements have been made as a result of that?

Submitted by foxmag86 t3_10s85uu on February 3, 2023 at 2:11 AM

106 comments

913

Are plants growing from cuttings as healthy as those grown from seed?

Submitted by [deleted] t3_10s087q on February 2, 2023 at 8:40 PM

28 comments

204

Do photons of different wavelengths combine to make complex wave forms?

Submitted by Max-Phallus t3_10rza78 on February 2, 2023 at 8:02 PM

22 comments

A medical isotope made from nuclear weapons waste (Tc-99m) has a six-hour half-life. How do hospitals keep it in stock?

Submitted by Gwaiian t3_10rz10c on February 2, 2023 at 7:52 PM

70 comments

107

Do lymphocytes always have 46 chromosomes?

Submitted by Few_Abrocoma1475 t3_11cehnu on February 26, 2023 at 11:37 AM

15 comments

extremely long stick additional questions?

Submitted by Unnombrepls t3_10rqr48 on February 2, 2023 at 2:11 PM

43 comments

135

Is creativity and IQ linked?

Submitted by YepJustAnAccount t3_11eb29t on February 28, 2023 at 3:26 PM

17 comments

Ask Anything Wednesday - Physics, Astronomy, Earth and Planetary Science

Submitted by AutoModerator t3_10qwrk9 on February 1, 2023 at 3:00 PM

143 comments

227

What are the effects of adding rock salt to a cooler full of ice?

Submitted by Ok_Kareem_7223 t3_10qviic on February 1, 2023 at 2:05 PM

86 comments

120

Suppose I have a container of water with a ball floating on top of it. I put it outside overnight and the water freezes. Since the water's volume increases as it freezes, the ball is raised. Where does the increased gravitational potential energy come from?

Submitted by schematicboy t3_10qtvtb on February 1, 2023 at 12:46 PM

22 comments

155

How can we hear an oscillating string from every angle?

Submitted by GreatKhaaaaan t3_10qlm2u on February 1, 2023 at 5:30 AM

11 comments

If two planes pass above me at the exact same instant, one travelling at Mach 2 and the other travelling at Mach 8, will I hear them at the same time?

Submitted by willardTheMighty t3_10ow25s on January 30, 2023 at 7:38 AM

No comments

How has the widespread use of GPS navigation altered the study and design of roads in urban planning and civil engineering?

Submitted by Mountebank t3_10ofa70 on January 29, 2023 at 6:54 PM

No comments

Do adhd meds act differently if you don’t have adhd or is it a common myth ?

Submitted by myrealg t3_10mugg3 on January 27, 2023 at 8:00 PM

No comments

I'm Dr. Mohammed Rasool Qtaishat, an Associate Professor at the Chemical Engineering Department, University of Jordan. My work on desalination using solar energy could make potable water more accessible. AMA!

Submitted by AskScienceModerator t3_10mj5by on January 27, 2023 at 12:01 PM

No comments

Do people’s core personalities change as they get older, or do they just mature and adapt?

Submitted by [deleted] t3_10lrkag on January 26, 2023 at 1:16 PM

No comments

How does water evaporate if it never reaches boiling point?

Submitted by laminated-papertowel t3_10k707l on January 24, 2023 at 2:42 PM

No comments

Why are antivirals so much rarer than antibiotics?

Submitted by celo753 t3_10ihsiu on January 22, 2023 at 11:39 AM

No comments

Can a star cool down enough and become a giant planet?

Submitted by TruthOf42 t3_10hvlor on January 21, 2023 at 4:51 PM

No comments

What does the best current evidence say about the efficacy of the bivalent COVID-19 vaccines?

Submitted by TicRoll t3_10gtoff on January 20, 2023 at 10:35 AM

No comments

Why did China's recent easing of it's COVID restrictions lead to such a huge explosion in new cases?

Submitted by mikerowave t3_10g9hl0 on January 19, 2023 at 6:39 PM

No comments

Is it possible for a planet to have a mountain that pierces its atmosphere?

Submitted by TomakaTom t3_10g92hb on January 19, 2023 at 6:24 PM

No comments

does flu medicine ease symptoms and help you get through the virus quicker, or does it ease symptoms without shortening the duration?

Submitted by violettkidd t3_10fd0v5 on January 18, 2023 at 5:23 PM

No comments