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How do white blood cells know in which direction there is a bacteria?

Submitted by Enocli t3_yia9a5 on October 31, 2022 at 12:16 PM

105 comments

2,125

How fast does the Milky Way spin? How far does Earth move through space in a year?

Submitted by Sabre-Tooth-Monkey t3_zyesvt on December 29, 2022 at 8:00 PM

206 comments

2,100

Are some North American bat species more likely to reside in man-made structures than others, or is the choice of habitat typically consistent across all bat species?

Submitted by OrganicDroid t3_zjzblc on December 12, 2022 at 1:36 PM

69 comments

2,006

How did Rutherford arrive at gold foil as the best choice for his particle experiments?

Submitted by Poltibolsa t3_zzjf23 on December 31, 2022 at 2:52 AM

84 comments

2,000

What are some of the mechanisms behind why long term physical inactivity and social isolation leads to chronic health diseases?

Submitted by [deleted] t3_10z9olj on February 11, 2023 at 2:17 AM

107 comments

1,997

Is there a fertile creature with an odd number of chromosomes?

Submitted by TheBloxyBloxGuy t3_11mdtz4 on March 9, 2023 at 12:48 AM

167 comments

1,985

Does being sick impair the body’s ability to form memories during that time?

Submitted by Temporary_turbulance t3_11h1h43 on March 3, 2023 at 2:00 PM

95 comments

1,967

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

Why are fevers cyclical?

Submitted by Key-Marionberry-9854 t3_115uh6t on February 18, 2023 at 10:49 PM

129 comments

1,943

Is there such a thing as a gamma radiation mirror?

Submitted by AlarmingAffect0 t3_yheipf on October 30, 2022 at 1:38 PM

103 comments

1,922

AskScience AMA Series: I'm Birgül Akolpoglu, a doctoral researcher at the Max Planck Institute for Intelligent Systems in Germany. I work on microalgae and bacteria-based microrobots that could one day be used to deliver drugs and battle cancer! AMA!

Submitted by AskScienceModerator t3_10px8sa on January 31, 2023 at 12:00 PM

68 comments

1,903

Does the metal in the solid core of a rocky planet have any special properties?

Submitted by VillagerNo4 t3_11zbuiw on March 23, 2023 at 6:53 AM

85 comments

1,883

What is the cause of the steep escarpment at the base of Olympus Mons?

Submitted by Strong-Ball-1089 t3_ynh6ss on November 6, 2022 at 5:01 AM

89 comments

1,853

If each side of our body is controlled by the opposite brain hemisphere, how do we blink in sync?

Submitted by killians1978 t3_ycrf85 on October 25, 2022 at 12:42 AM

177 comments

1,853

We know about viruses, bacteria and other microorganisms evolving to better infect other organisms. Consequently, diseases change too to some extent. Are there any examples of human bodies evolving to fight against these disease causing agents?

Submitted by ha_ha_ha_ha_hah t3_yo6whr on November 6, 2022 at 11:55 PM

155 comments

1,831

How exactly does CRISPR-CAS9 insert new genes?

Submitted by AutomaticAd1918 t3_z67gnl on November 27, 2022 at 5:45 PM

115 comments

1,828

Does the age of the universe depends on where you are?

Submitted by _bidooflr_ t3_11isl13 on March 5, 2023 at 9:12 AM

162 comments

1,817

Do people with tetrachromacy or colorblindness experience seasonal affective disorder at the same rate and intensity as people with trichromacy?

Submitted by Millennial_Glacier t3_z8rjnq on November 30, 2022 at 1:30 PM

19 comments

1,764

How old is the ISS REALLY?

Submitted by gwplayer1 t3_11boje4 on February 25, 2023 at 4:08 PM

159 comments

1,720

Radon is a monatomic gas, but its decay products are solids. After a decay, what happens to the individual atoms of the daughter elements? Do they stay suspended in the atmosphere or slowly rain out?

Submitted by foodtower t3_11rkkae on March 15, 2023 at 3:18 AM

138 comments

1,717

Do people that frequently have Lipomas and other types of benign tumors have a higher chance of developing cancer in the future?

Submitted by bobtherealbobbb t3_105bbzc on January 7, 2023 at 1:00 AM

75 comments

1,704

What will be the environmental impact of de-orbiting 42,000 Starlink satellites every five years? (Explanation in post)

Submitted by OvidPerl t3_119wv28 on February 23, 2023 at 12:46 PM

162 comments

1,696

How do medical researchers obtain lab animals with diseases like specific forms of cancer which arise spontaneously? Do they raise thousands of apes and hope some eventually develop the disease?

Submitted by userbrn1 t3_yt84g7 on November 12, 2022 at 2:11 PM

197 comments

1,690

AskScience AMA Series: I'm Dr. Christine Wilkinson, National Geographic Explorer, carnivore ecologist, human-wildlife interactions specialist, and performer. Want to know why a coyote wanders through your city? What happens when hyenas chew your tires during research? How to get into SciComm? AMA!

Submitted by AskScienceModerator t3_118wdoz on February 22, 2023 at 12:00 PM

151 comments

1,649

Is dark matter orbiting galaxies with the same speed as normal matter?

Submitted by taracus t3_ygfptx on October 29, 2022 at 10:02 AM

115 comments

1,642