From Molecules to Organisms: Structures and Processes

  1. Humans

    How to invent a language — like that of Avatar’s Na’vi

    Linguists can choose to follow, mix or break the rules of real-world languages to create interesting fictional ones.

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  2. Genetics

    Scientists created human egg cells from skin cells

    The technique could someday help people without reproductive cells of their own have children. But much more research is needed.

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  3. Life

    Award-winning micro-photos depict stunning details of nature

    From fluorescent ferns to sprawling neurons, the 2025 Nikon Small World contest showcased the artistry of life as seen through a microscope.

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  4. Plants

    Let’s learn about autumn leaves

    Here’s why some trees put on a colorful grand finale before losing their leaves for the winter.

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  5. Microbes

    Ants are the secret ingredient to this tasty yogurt

    The traditional yogurt-making technique was once popular in parts of Europe and Asia. But don’t try this at home!

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  6. Brain

    Big moments can help you remember little things, too

    Emotional events help solidify memories. Scientists think this could someday help students study better or aid recovery of trauma survivors.

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  7. Animals

    Some gifted dogs can learn to sort their toys

    Among dogs known to be gifted word learners, some can also sort toys by how they are used during play time. It’s one sign of a complex thought process.

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  8. Animals

    Scientists Say: Kleptotrichy

    Based on the Greek words for theft and hair, kleptotrichy is a more common bird behavior than people thought.

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  9. Brain

    To our brains, your red is my red

    A given color may spark similar brain activity across individuals, new research suggests. This could settle a long-standing debate.

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  10. Humans

    This linguist has invented over 20 languages

    Margaret Ransdell-Green draws on her expertise in linguistics and music to create new, fictional languages — and sings in them, too.

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  11. Health & Medicine

    What are vitamins?

    Humans need 13 different vitamins to stay healthy. Most come from the food we eat. Others are made in our bodies.

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  12. Psychology

    Connections at school could limit bullying’s harm to mental health

    Recently bullied teens with a strong sense of connectedness at school reported fewer signs of depression than those without it, a new study finds.

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