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WOODS HOLE, Mass. (AP) — Green cells whirl around a red-light chamber, propelled by a blade through bubbling water. These little seaweed cells…
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Hadley Kerr, left, and Morgan Anthony hold pieces of tank-grown kelp Friday, March 13, 2026, at the Woods Hole Oceanographic Institution in Woods Hole, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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A seaweed bioreactor circulates kelp gametophytes, little seaweed cells, under controlled light and temperature conditions Friday, March 13, 2026, at the Woods Hole Oceanographic Institution in Woods Hole, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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Kelp strands dry on a line in Scott Lindell's lab Friday, March 13, 2026, at the Woods Hole Oceanographic Institution in Woods Hole, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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A researcher holds a piece of tank-grown kelp Friday, March 13, 2026, at the Woods Hole Oceanographic Institution in Woods Hole, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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Hadley Kerr, left, and Morgan Anthony examine pieces of kelp Friday, March 13, 2026, at the Woods Hole Oceanographic Institution in Woods Hole, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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A man pumps gas Sunday, March 15, 2026, in Cambridge, Mass. (Zoe Beketova/MIT Graduate Program in Science Writing via AP)
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Oliver Dixon harvests kelp lines in Point Judith, R.I., Friday, March 20, 2026. (Zoe Beketova/MIT Graduate Program in Science Writing via AP)
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Harvested kelp sits in Point Judith, R.I., Friday, March 20, 2026. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)
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Ocean industry policy expert Hauke Kite-Powell poses for a portrait in Kendall Square, Friday, March 13, 2026, in Cambridge, Mass. (Ana Georgescu/MIT Graduate Program in Science Writing via AP)