www.iflscience.com

• name: description content: We’re dedicated to entertaining, educating, and sparking curiosity about the world around us – and beyond.
• charset: UTF-8
• equiv: X-UA-Compatible content: IE=edge
• name: viewport content: width=device-width, initial-scale=1.0
• name: msapplication-TileColor content: #da532c
• name: theme-color content: #ffffff
• name: robots content: max-image-preview:large
• name: ifls-version
• property: og:title content: The Lighter Side of Science | IFLScience
• property: og:type content: website
• property: og:url content: https://www.iflscience.com
• property: og:site_name content: IFLScience
• property: og:description content: We’re dedicated to entertaining, educating, and sparking curiosity about the world around us – and beyond.
• property: og:image content: https://assets.iflscience.com/2.9.2/favicon/iflscience_logo.png
• name: twitter:card content: summary_large_image
• name: twitter:site content: @IFLScience
• name: twitter:title content: The Lighter Side of Science | IFLScience
• name: twitter:description content: We’re dedicated to entertaining, educating, and sparking curiosity about the world around us – and beyond.
• name: twitter:image content: https://assets.iflscience.com/2.9.2/favicon/iflscience_logo.png
• name: apple-mobile-web-app-status-bar-style content: black
• name: apple-mobile-web-app-capable content: yes
• property: fb:pages content: 367116489976035
• name: mobile-web-app-capable content: yes
• property: fb:app_id content: 1847617632182481
• property: fb:use_automatic_ad_placement content: enable=true

• Skip to main content
• [email protected]
• Privacy Policy
• Home
• Subscribe
• http://www.iflscience.com/my-account
• http://www.iflscience.com/humans
• http://www.iflscience.com/health-and-medicine
• http://www.iflscience.com/nature
• http://www.iflscience.com/space-and-physics
• http://www.iflscience.com/technology
• http://www.iflscience.com/culture-and-society
• http://www.iflscience.com/latest
• http://www.iflscience.com/trending
• Video
• Podcasts
• Events
• http://www.iflscience.com/newsletters
• http://www.iflscience.com/curious-magazine
• http://www.iflscience.com/features
• eBooks
• About
• http://www.iflscience.com/vault
• http://www.iflscience.com/a-killer-whale-birth-has-been-captured-on-camera-in-the-wild-for-the-first-time-81496
• http://www.iflscience.com/first-ever-view-of-the-suns-polar-magnetic-field-reveals-major-surprise-81495
• http://www.iflscience.com/tags/astronomy
• http://www.iflscience.com/humpback-hitchhickers-watch-pov-footage-of-suckerfish-clinging-to-whales-as-they-migrate-across-oceans-81482
• http://www.iflscience.com/tags/animals
• http://www.iflscience.com/oldowan-tools-saw-early-humans-through-300000-years-of-fire-drought-and-shifting-climates-new-site-reveals-81480
• http://www.iflscience.com/its-alive-the-real-and-horrifying-science-that-inspired-mary-shelleys-frankenstein-81492
• http://www.iflscience.com/playing-music-to-baby-mice-shapes-their-brain-development-in-a-sex-specific-way-81484
• http://www.iflscience.com/worlds-largest-spider-web-created-by-111000-arachnids-in-a-cave-is-big-enough-to-catch-a-whale-81450
• http://www.iflscience.com/nasas-voyager-spacecraft-found-a-30000-50000-kelvin-wall-at-the-edge-of-our-solar-system-81411
• http://www.iflscience.com/interstellar-object-3iatlas-changed-color-again-and-shows-signs-of-non-gravitational-acceleration-81415
• http://www.iflscience.com/interstellar-object-3iatlas-has-slightly-changed-course-and-may-have-lost-a-lot-of-mass-nasa-observations-show-81457
• http://www.iflscience.com/most-read
• http://www.iflscience.com/citizen-scientists-are-helping-with-rescue-efforts-in-hurricane-melissas-aftermath-heres-how-you-can-too-81490
• http://www.iflscience.com/tags/climate
• http://www.iflscience.com/the-sailors-eyeball-blob-is-one-of-the-largest-single-celled-organisms-ever-discovered-81493
• http://www.iflscience.com/tags/plants
• http://www.iflscience.com/ice-xxi-scientists-discover-a-new-form-of-ice-born-at-room-temperature-under-intense-pressure-81489
• http://www.iflscience.com/tags/physics
• http://www.iflscience.com/we-finally-know-what-happened-to-the-stone-of-destiny-81488
• http://www.iflscience.com/tags/history
• http://www.iflscience.com/incredible-roman-empire-map-shows-300000-kilometers-of-roads-equivalent-to-7-times-round-the-world-81469
• http://www.iflscience.com/tags/archaeology
• http://www.iflscience.com/largest-structure-in-the-maya-realm-is-a-3000-year-old-map-of-the-cosmos-and-was-built-by-volunteers-81455
• http://www.iflscience.com/ancient-micronesians-hunted-sharks-1800-years-ago-and-now-we-know-which-species-81422
• http://www.iflscience.com/why-was-the-year-536-ce-a-truly-terrible-time-to-be-alive-81421
• http://www.iflscience.com/why-dont-you-have-a-tail-81445
• http://www.iflscience.com/tags/genetics
• http://www.iflscience.com/the-feared-post-covid-disease-rebound-of-rampaging-infections-never-really-happened-81435
• http://www.iflscience.com/tags/health
• http://www.iflscience.com/i-am-the-allergen-the-super-rare-condition-that-makes-everyone-else-allergic-to-you-81381
• http://www.iflscience.com/your-banana-smoothie-might-be-kind-of-self-defeating-health-wise-81376
• http://www.iflscience.com/snail-fossils-over-1-million-years-old-show-prehistoric-snails-gave-birth-to-live-young-81481
• http://www.iflscience.com/are-polar-bears-dangerous-how-bear-dar-can-keep-polar-bears-and-people-safe-and-separate-81477
• http://www.iflscience.com/beautiful-and-interesting-listen-to-one-of-the-worlds-largest-living-organisms-as-it-eerily-rumbles-81474
• http://www.iflscience.com/they-give-birth-just-like-us-new-species-of-rare-live-bearing-toads-can-carry-over-100-babies-81470
• http://www.iflscience.com/watch-as-two-meteors-slam-into-the-moon-just-a-couple-of-days-apart-81478
• http://www.iflscience.com/chinese-spacecraft-around-mars-sends-back-intriguing-gif-of-interstellar-comet-3iatlas-81475
• http://www.iflscience.com/qubit-that-lasts-3-times-as-long-as-the-record-is-major-step-toward-practical-quantum-computers-81476
• http://www.iflscience.com/tags/quantum-mechanics
• http://www.iflscience.com/first-ever-detection-of-complex-organic-molecules-in-ice-outside-of-the-milky-way-81472
• http://www.iflscience.com/what-is-the-longest-tunnel-in-the-world-it-runs-137-kilometers-under-new-york-with-famously-tasty-water-81459
• http://www.iflscience.com/tags/engineering
• http://www.iflscience.com/supersonic-flight-without-the-boom-nasas-x-59-experimental-aircraft-takes-flight-for-first-time-81374
• http://www.iflscience.com/mushrooms-could-beat-metal-for-large-scale-memory-storage-and-processing-81330
• http://www.iflscience.com/tags/biotechnology
• http://www.iflscience.com/video-game-study-found-out-what-people-do-when-the-world-ends-and-its-exactly-what-youd-expect-81329
• http://www.iflscience.com/tags/future
• http://www.iflscience.com/voters-live-longer-but-does-that-mean-high-election-turnout-is-a-tool-for-public-health-81465
• http://www.iflscience.com/tags/social-sciences
• http://www.iflscience.com/there-are-just-two-places-in-the-world-with-no-speed-limits-for-cars-81463
• http://www.iflscience.com/tags/society
• http://www.iflscience.com/why-do-we-eat-chicken-and-not-birds-like-seagull-and-swan-81423
• http://www.iflscience.com/tags/culture
• http://www.iflscience.com/worlds-first-generational-tobacco-ban-takes-effect-for-people-born-after-2007-81417
• http://www.iflscience.com/tags/policy
• http://www.iflscience.com/how-to-get-more-iflscience-add-us-as-a-preferred-source-on-google-80659
• http://www.iflscience.com/tags/company-news
• http://www.iflscience.com/unlocking-the-future-together-why-iflscience-is-launching-a-membership-model-75935
• Company & Product Insights
• http://www.iflscience.com/opening-the-vault-uncovering-a-world-of-strange-and-intriguing-science-76711
• http://www.iflscience.com/if-you-shine-a-light-in-your-garden-and-see-lots-of-dots-reflected-back-weve-got-bad-news-81494
• http://www.iflscience.com/what-is-the-radio-blackout-scale-and-when-is-it-needed-81491
• http://www.iflscience.com/why-do-more-people-believe-aliens-have-visited-earth-81427
• http://www.iflscience.com/marty-goddard-the-history-of-the-sexual-assault-kit-81055
• http://www.iflscience.com/is-acrylamide-really-bad-for-you-80676
• http://www.iflscience.com/multimedia
• https://www.iflscience.com/rss/ifls-latest-rss.xml
• Team
• Careers
• Contact
• Write For Us
• Submit News
• Advertise With Us
• FAQs & Support
• Editorial Mission
• Correction Policy
• Comment Policy
• Transparency Policy
• Fact-Checking Policy
• Terms Of Use
• Cookie Policy
• Advertising Policy
• Corporate Social Responsibility
• Change Cookie Settings
• Do Not Sell
• RSS

• https://www.facebook.com/IFLScience
• https://twitter.com/intent/follow?source=followbutton&variant=1.0&screen_name=IFLScience
• https://instagram.com/iflscience
• https://www.youtube.com/c/IFLScienceOfficial?sub_confirmation=1

            Domain Name: IFLSCIENCE.COM
Registrar: GoDaddy.com, LLC
Domain Status: client delete prohibited
Domain Status: client renew prohibited
Domain Status: client transfer prohibited
Domain Status: client update prohibited
Creation Date: 2012-09-18T18:23:57Z
Registry Expiry Date: 2026-11-11T11:59:59Z
Updated Date: 2023-11-09T15:48:09Z
Name Server: NS-1468.AWSDNS-55.ORG
Name Server: NS-1564.AWSDNS-03.CO.UK
Name Server: NS-507.AWSDNS-63.COM
Name Server: NS-652.AWSDNS-17.NET
REGISTRAR Contact: GoDaddy.com, LLC
>>> Last update of RDAP database: 2026-07-30T11:11:46Z         

			#robots.txt file for https://www.iflscience.com/

User-agent: *
Disallow: /articles/*
Disallow: /search$

#bot crawl-delays

User-agent: AhrefsBot
Crawl-delay: 10

User-agent: Bingbot
Crawl-delay: 10

#Disallow

User-agent: CCBot
Disallow: /

User-agent: anthropic-ai
Disallow: /

User-agent: Omgilibot
Disallow: /

User-agent: Omgili
Disallow: /

User-agent: FacebookBot
Disallow: /

User-agent: Bytespider
Disallow: /

#sitemap list for https://www.iflscience.com/
Sitemap: https://www.iflscience.com/sitemaps/sitemap.xml
Sitemap: https://www.iflscience.com/sitemaps/sitemap-news-1.xml        

Teknisk SEO

On-Page SEO

Indhold og UX