But agar’s superior qualities come with complex chemistry. “To speak of agar as a single substance of certain (if known) chemical structure is probably a mistake,” wrote phycologist Harold Humm in a 1947 article. According to the Food and Agriculture Organization of the United Nations, agar is merely recognized as “a hydrophilic colloid extracted from certain seaweeds of the Rhodophyceae class.” In terms of its actual composition, agar is mostly a combination of two polysaccharides, agaropectin and agarose, which themselves are complex and poorly-characterized polysaccharides made mostly (but not exclusively) from the simple sugar galactose.8
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During its Unpacked event today, Samsung announced three new Galaxy S-series phones as well as the latest generation of its earbuds, the Galaxy Buds 4 and Galaxy Buds 4 Pro. Pre-orders are now open and the new devices are set to ship March 11. As expected, this year’s models aren’t drastically different from last year’s, but all the phones are equipped to better handle the Galaxy AI experiences such as Now Nudge that offers suggestions based on your activities and a more conversational assitant in Bixby (or Gemini or Perplexity depending on your preferance).
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