{"id":900002,"date":"2026-10-09T10:00:00","date_gmt":"2026-10-09T08:00:00","guid":{"rendered":"https:\/\/arrahma.net\/?p=900002"},"modified":"2026-10-10T00:38:31","modified_gmt":"2026-10-09T22:38:31","slug":"arrahma-savoir-09-10-sciences","status":"publish","type":"post","link":"https:\/\/arrahma.net\/index.php\/2026\/10\/09\/arrahma-savoir-09-10-sciences\/","title":{"rendered":"Ibn al-Haytham : le savant qui voulait comprendre la lumi\u00e8re"},"content":{"rendered":"

Comment pouvons-nous voir les objets qui nous entourent ?<\/p>\n

Il y a environ mille ans, Ibn al-Haytham, savant n\u00e9 \u00e0 Bassora en 965, s\u2019int\u00e9resse \u00e0 cette question fascinante.<\/p>\n

Contrairement \u00e0 certaines th\u00e9ories anciennes, il explique que la vision d\u00e9pend de la lumi\u00e8re qui p\u00e9n\u00e8tre dans nos yeux.<\/p>\n

Pour \u00e9tudier ce ph\u00e9nom\u00e8ne, il r\u00e9alise des exp\u00e9riences avec des miroirs, des ouvertures et des chambres obscures.<\/p>\n

Son c\u00e9l\u00e8bre Livre de l\u2019optique contribue \u00e0 faire progresser les connaissances sur la lumi\u00e8re et la vision.<\/p>\n

Son h\u00e9ritage nous enseigne une le\u00e7on pr\u00e9cieuse : la curiosit\u00e9, l\u2019observation et l\u2019exp\u00e9rimentation permettent de mieux comprendre le monde.<\/p>\n

Note historique : sous r\u00e9serve de l\u2019exactitude des dates et des informations rapport\u00e9es, selon les sources disponibles.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Comment pouvons-nous voir les objets qui nous entourent ? Il y a environ mille ans, Ibn al-Haytham, savant n\u00e9 \u00e0 Bassora en 965, s\u2019int\u00e9resse \u00e0 cette question fascinante. Contrairement \u00e0 certaines th\u00e9ories anciennes, il explique que la vision d\u00e9pend de la lumi\u00e8re qui p\u00e9n\u00e8tre dans nos yeux. Pour \u00e9tudier ce ph\u00e9nom\u00e8ne, il r\u00e9alise des exp\u00e9riences … <\/p>\n

Continuer la lecture de « Ibn al-Haytham : le savant qui voulait comprendre la lumi\u00e8re »<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"give_campaign_id":0,"_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false,"footnotes":""},"categories":[18],"tags":[19],"class_list":["post-900002","post","type-post","status-publish","format-standard","hentry","category-enrichis-ton-savoir","tag-savoir-10-09"],"_links":{"self":[{"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/posts\/900002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/comments?post=900002"}],"version-history":[{"count":1,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/posts\/900002\/revisions"}],"predecessor-version":[{"id":900006,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/posts\/900002\/revisions\/900006"}],"wp:attachment":[{"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/media?parent=900002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/categories?post=900002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arrahma.net\/index.php\/wp-json\/wp\/v2\/tags?post=900002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}