Foldable Stem Cell Patch Heals Hearts Without Open-Heart Surgery
A heart patch that folds like paper and slips through a tiny incision is offering a glimpse of a different…
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Sharper, Slower Slices Cut Onion Tears, Physics Study Finds
If slicing an onion reliably brings tears, your knife might be to blame. New research suggests that a sharper blade…
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Why older men may need double the exercise
How much exercise does it take to protect an aging heart? A sweeping analysis of wearable data suggests the answer…
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Childhood Obesity Linked to Smaller Adult Penises, Study Finds
A new study from Vietnam is drawing attention to an underexplored consequence of childhood obesity: smaller adult penis size. The…
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Can You Make Vitamin D in the Shade? What Indirect Sunlight Really Does
You’re sitting under a tree on a bright day, warm light all around but no beam of sun on your…
