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What does 'covalent' mean?Science word of the day Pronunciation: Coh-VAY'-lent
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Inflammation may trigger persistent 'out-of-body' experiences, emerging research hintsResearchers are investigating whether immune dysfunction can help explain dissociative disorders.
neuroscience -
How to build the perfect solar eclipse kit for any budgetWhether you have $50 or $1,000 to spend, here's how to build an eclipse kit for Aug. 12, 2026.
optics -
What does 'coprolite' mean?Science word of the day Pronunciation: KAHP'-ruh-lite
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How to watch 'Expedition X: Atomic Sharks' – stream 'Shark Week' 2026 from anywhereHow to watch "Expedition X: Atomic Sharks" online, as Phil Torres and Heather Amaro investigate the effects of nuclear fallout on the Marshall Islands' waters.
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Which solar eclipse viewing method is right for you?From eclipse glasses to smart telescopes, here are eight safe ways to experience the Aug. 12, 2026, solar eclipse
optics -
Rare 'spinal stroke' struck an 8-year-old and temporarily paralyzed herDiagnostic Dilemma When an 8-year-old suddenly lost the ability to walk, doctors ruled out infection and autoimmune disease before uncovering a rare explanation.
Diagnostic Dilemma -
What does 'allele' mean?Science word of the day Pronunciation: Ah-LEEL'
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How to watch 'Jurassic Sharks' online – stream 'Shark Week' 2026 from anywhereHow to watch "Jurassic Sharks" online from anywhere, with the special set to use visual effects to flesh out the fossils of ancient cartilaginous fish.
sharks
