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Vetenskapsnyheter

Redaktionellt bearbetade vetenskapsnyheter — 3223 artiklar

Måttligt bete i skogen kan öka biologisk mångfald
<p><img width="1024" height="576" src="https://forskning.se/app/uploads/2026/05/Radjur-skog-1024x576.jpg" class="attachment-large size-large wp-post-image" alt="Två rådjur bland ris och träd i skogen" decoding="async" fetchpriority="high" srcset="https://forskning.se/app/uploads/2026/05/Radjur-skog-1024x576.jpg 1024w, https://forskning.se/app/uploads/2026/05/Radjur-skog-300x169.jpg 300w, https://forskning.se/app/uploads/2026/05/Radjur-skog-768x432.jpg 768w, https://forskning.se/app/uploads/2026/05/Radjur-skog-1536x864.jpg 1536w, https://forskning.se/app/uploads/2026/05/Radjur-skog-850x478.jpg 850w, https://forskning.se/app/uploads/2026/05/Radjur-skog-310x174.jpg 310w, https://forskning.se/app/uploads/2026/05/Radjur-skog-1102x620.jpg 1102w, https://forskning.se/app/uploads/2026/05/Radjur-skog.jpg 1920w" sizes="(max-width: 1024px) 100vw, 1024px" /></p> <p>Kl&#246;vvilt som &#228;lg och hjort har en viktig roll i skogen. Betet p&#229;verkar hur t&#228;t skogen blir och vilka arter som etablerar sig, men effekterna p&#229; den biologiska m&#229;ngfalden &#228;r omdiskuterade. En <a class="glossaryLink" aria-describedby="tt" data-cmtooltip="&#60;div class=glossaryItemBody&#62; Vetenskapligt arbete som doktorander g&#246;r under sin utbildning f&#246;r att bli doktor.&#38;lt;br/&#38;gt;Avhandlingen visar doktorandens egen ...&#60;/div&#62;&#60;div class=glossaryTooltipMoreLinkWrapper&#62;&#60;a class=glossaryTooltipMoreLink href=https://forskning.se/ordlista/avhandling/ &#62;L&#228;s mer&#60;/a&#62;&#60;/div&#62;" href="https://forskning.se/ordlista/avhandling/" data-mobile-support="0" data-gt-translate-attributes='[{"attribute":"data-cmtooltip", "format":"html"}]' tabindex='0' role='link'>avhandling</a> vid SLU har nu unders&#246;kt hur &#228;lg, kronhjort, dovhjort och r&#229;djur p&#229;verkar biologisk m&#229;ngfald i unga produktionsskogar. &#8211; En milj&#246; &#228;r mest [&#8230;]</p> <p>The post <a href="https://forskning.se/2026/05/29/mattligt-bete-i-s…
Näringsrik behandling stärker de allra sköraste nyfödda
<p><img width="1024" height="576" src="https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-1024x576.jpg" class="attachment-large size-large wp-post-image" alt="Bebis i kuvös" decoding="async" fetchpriority="high" srcset="https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-1024x576.jpg 1024w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-300x169.jpg 300w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-768x432.jpg 768w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-1536x864.jpg 1536w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-850x478.jpg 850w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-310x174.jpg 310w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd-1102x620.jpg 1102w, https://forskning.se/app/uploads/2026/05/bebis-kuvos-nyfodd.jpg 1920w" sizes="(max-width: 1024px) 100vw, 1024px" /></p> <p>Extremt f&#246;r tidigt f&#246;dda barn v&#228;xer b&#228;ttre n&#228;r de f&#229;r mer n&#228;ringsrik och aktiv behandling tidigt i livet, visar en ny <a class="glossaryLink" aria-describedby="tt" data-cmtooltip="&#60;div class=glossaryItemBody&#62; Vetenskapligt arbete som doktorander g&#246;r under sin utbildning f&#246;r att bli doktor.&#38;lt;br/&#38;gt;Avhandlingen visar doktorandens egen ...&#60;/div&#62;&#60;div class=glossaryTooltipMoreLinkWrapper&#62;&#60;a class=glossaryTooltipMoreLink href=https://forskning.se/ordlista/avhandling/ &#62;L&#228;s mer&#60;/a&#62;&#60;/div&#62;" href="https://forskning.se/ordlista/avhandling/" data-mobile-support="0" data-gt-translate-attributes='[{"attribute":"data-cmtooltip", "format":"html"}]' tabindex='0' role='link'>avhandling</a> fr&#229;n Ume&#229; universitet. Det finns heller inget som tyder p&#229; att behandlingen &#246;kar risken f&#246;r en allvarlig tarmsjukdom.</p> <p>The post <a href="https://forskning.se/2026/05/29/battre-naring-ger-starkare-start-for-extremt-for-tidigt-fodda/">Näringsrik behandling stärker de a…
Key Chemistry Question Answered, No Quantum Computer Required
Do we need quantum computers to fully understand complex chemical reactions? A new result, decades in the making, shows the surprising power of ordinary “classical” machines. <p>The post <a href="https://www.quantamagazine.org/key-chemistry-question-answered-no-quantum-computer-required-20260529/" target="_blank">Key Chemistry Question Answered, No Quantum Computer Required</a> first appeared on <a href="https://www.quantamagazine.org" target="_blank">Quanta Magazine</a></p>
Don’t shoot for the moon: aiming for ‘above average’ is key to success, maths suggests
<p>Model created by researchers shows better outcomes are often more likely when people are not too ambitious</p><p>It is the end of an idiom for motivational speakers. Instead of shooting for the moon when pursuing life’s goals, researchers say people should be advised to aim a little lower if they want the best outcome.</p><p>The tip may lack the punch of uncompromising drive, but aiming for merely above average tends to work out better, according to a mathematical model the team created to explore how ambition pans out.</p> <a href="https://www.theguardian.com/science/2026/may/29/dont-shoot-for-the-moon-aiming-for-above-average-is-key-to-success-maths-suggests">Continue reading...</a>
‘It’s an obsession’: the man on a family mission to save the glutinous snail
<p>Ian Hughes is boosting one of Europe’s most at-risk species with science, his sons and some homemade T-shirts</p><p>Ian Hughes and his son, Ben, are driving through the hills of north Wales with an array of homemade animal artefacts rattling around their car: diagrams, plaster casts, hand-printed T-shirts. They finally reach Llyn Tegid – Bala Lake in English – where, knee-deep in the water, Ian brandishes two glutinous snails.</p><p>It is a mollusc the size of a fingertip. It is also one of Europe’s most endangered species, which Ian has dedicated himself to protecting. “It’s beyond passion,” he says. “It’s an obsession.”</p> <a href="https://www.theguardian.com/environment/2026/may/29/ian-hughes-conservation-glutinous-snail">Continue reading...</a>
Ökad risk för ögoninfektioner bland renar som utfodras i hägn
<p><img width="1024" height="576" src="https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-1024x576.jpg" class="attachment-large size-large wp-post-image" alt="" decoding="async" fetchpriority="high" srcset="https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-1024x576.jpg 1024w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-300x169.jpg 300w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-768x432.jpg 768w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-1536x864.jpg 1536w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-850x478.jpg 850w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-310x174.jpg 310w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1-1102x620.jpg 1102w, https://forskning.se/app/uploads/2026/05/renar-ogoninfektion-1.jpg 1920w" sizes="(max-width: 1024px) 100vw, 1024px" /></p> <p>Det har blivit allt vanligare i Sverige och Norge att utfodra renar, eftersom tillg&#xE5;ngen till naturligt bete har minskat de senaste decennierna till f&#xF6;ljd av en rad orsaker. St&#xF6;dutfodring kan vara n&#xF6;dv&#xE4;ndig f&#xF6;r renarnas &#xF6;verlevnad, men inneb&#xE4;r ofta att djuren samlas t&#xE4;tare och blir stressade, vilket &#xF6;kar risken att infektionssjukdomar sprids. En s&#xE5;dan sjukdom &#xE4;r [&#x2026;]</p> <p>The post <a href="https://forskning.se/2026/05/29/ogoninfektioner-renar/">Ökad risk för ögoninfektioner bland renar som utfodras i hägn</a> appeared first on <a href="https://forskning.se">forskning.se</a>.</p>