Plants

  1. Plants

    Scientists may have finally found how catnip repels insects

    The plant deters mosquitoes and fruit flies by triggering a chemical receptor that, in some animals, senses pain and itch.

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  2. Plants

    Urban gardens create a buffet for bees

    City gardens provide a huge amount of nectar and pollen for pollinators, making them an essential conservation tool.

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  3. Animals

    Scientists Say: Organelle

    An organelle is a part of a cell with a particular function. Like organs. But for cells.

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  4. Agriculture

    Dew collector brings water to thirsty plants

    This invention grabs water from the air at night. All it needs is the sun’s warmth the next day to release that moisture to growing plants.

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  5. Plants

    How to grow your own science experiment

    Does fertilizer help plants grow better? You might expect it to, but how can you know? This experiment will help you test it yourself.

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  6. Plants

    Please do not touch the Australian stinging tree

    Stinging-tree leaves look soft and inviting, but one touch delivers agony. Structurally, the plant's painful chemical looks a lot like spider venom.

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  7. Plants

    Here’s how giant pumpkins get so big

    Cinderella took a ride in a pumpkin coach. Though real pumpkins do get big enough, here’s why their ride would be uncomfortable at best.

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  8. Plants

    Explainer: How photosynthesis works

    Plants can take in light, water and carbon dioxide, and send out sugar and oxygen. Here’s how it works.

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  9. Plants

    The faster trees grow, the younger they die

    As climate change spurs forest tree growth, it also shortens trees’ lives. That results in a quicker release of climate-warming carbon back into the atmosphere.

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  10. Plants

    ‘Vampire’ parasite challenges the definition of a plant

    Langsdorffia are stripped down to their essentials. Lacking green leaves for photosynthesis, they steal energy and nutrients from other plants.

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  11. Agriculture

    Scientists Say: Carbohydrate

    Carbohydrates are molecules with carbon, oxygen and hydrogen. Animals break down these chemicals in food to get energy.

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  12. Earth

    On an Alaskan glacier, little green moss balls roll in herds

    Oval balls of moss, nicknamed ‘glacier mice,’ roll across some glaciers. A new study explores the mysteries behind their herd-like motion.

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