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Life Science articles — Page 72

Read about living things, from cells and plants to animals and the human body. Choose an article below; its reading controls let you move between the available levels.

5,533 public articles · Page 72 of 116

Explore related Science Lab activities about plants, animals and ecosystems or the human body, each at five reading levels.

Jasmonate

Plants can talk to each other. They send out smells in the air. These smells tell friends to be ready. This helps them stay safe from bugs. It is like a warning! Do you see plants near you?

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Jaundice

Some skin can look yellow. This happens to many babies. It can also happen to adults. It might make you feel itchy. Doctors can help you feel better. Have you ever seen yellow eyes?

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Java Man

Long ago, people lived in Java. A man found old bones there. He found a tooth and a skull. He also found a leg bone. These bones show how we grew. Do you like old bones?

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Javan rhinoceros

The Javan rhino is a big animal. It has one horn on its nose. Its skin has many folds. This helps the rhino stay safe. There are not many left in the wild. We must help them. Can you see their gray skin?

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Java sparrow

The Java sparrow is a small bird. It has a red beak. It has a pink belly. These birds like to eat seeds. They can be your friend. Do you like birds?

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Jay

Jays are bright birds. They have colorful feathers. They are also very noisy. These birds can be small. Some jays live in many places. They are fun to watch. Can you hear a jay call?

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J. B. S. Haldane

Jack Haldane was a great scientist. He studied how living things work. He found out many new things. His work helps us learn about life. He was very smart. Do you like to learn new things?

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Jean Berko Gleason

Jean Berko Gleason studied how kids talk. She used funny names for made-up things. She showed kids pictures of a "wug." This helped her see how we learn words. It is very cool! Do you like to learn new words?

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Jean-Martin Charcot

Charcot was a doctor. He studied how the body works. He helped learn about the brain. This helps us stay well. He was a great teacher. Do you want to learn more?

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Jeanne Baret

Jeanne Baret was a brave explorer. She went on a big boat trip. She helped find many new plants. She even sailed all around the world! She was a very strong person. Can you be brave like her?

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Jeanne Calment

Jeanne was a very old woman. She lived in a place called France. She lived for a very long time. She was the oldest person ever. This helps us learn about life. Do you think you can live that long?

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Jejunum

Your body has a long tube inside. It is part of your tummy. This part takes food from your meals. It turns food into things that help you grow. It is very busy work! Can you feel your tummy move?

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Jennifer Doudna

Jennifer Doudna is a smart scientist. She studies how life works. She found a way to change tiny parts of life. This can help people stay well. Her work is very big. Do you like to learn new things?

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Jerboa

The jerboa is a small animal. It lives in the hot sand. It can hop like a tiny kangaroo. It uses long legs to jump high. This helps it stay safe. It is a very fast hopper. Do you like to jump too?

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Jérôme Lejeune

Jérôme Lejeune was a smart doctor. He studied how our bodies grow. He found out why some children are born different. This helps us learn about life. He worked very hard. Do you like to learn about science?

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Jet lag

Sometimes flying fast makes you feel tired. Your body has a clock inside. It tells you when to sleep. Traveling far can change that clock. This can make you feel silly or sick. It takes a few days to feel better.…

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Jim Corbett

Jim Corbett lived in India. He spent time in the jungle. He helped keep people safe from big cats. Later, he worked to save the woods. He loved the wild animals. Do you like animals?

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Jim Corbett National Park

This is a big park in India. It has many trees and grass. Tigers and elephants live here. They are safe in the wild. It is a special place. Do you like animals?

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J. Marion Sims

A man named Marion Sims was a doctor. He worked on many women. He did some work that was not kind. He did not ask for permission. This makes people sad today. Do you think it is important to be kind?

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Joan Beauchamp Procter

Joan loved snakes and lizards. She worked at a big zoo. She helped make homes for reptiles. Her work helped the animals stay healthy. She was very smart. Do you like lizards too?

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Job's tears

This is a tall grass plant. It grows in warm places. Some seeds are very hard. You can make pretty beads from them. People use them for necklaces. Do you like making things?

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Johan Christian Fabricius

A man named Fabricius loved bugs. He looked at many small bugs. He gave them new names. This helps us know them today. He was a great bug expert. Do you like bugs too?

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Johann Friedrich Blumenbach

Johann was a doctor who loved nature. He studied how people look. He thought all people were part of one big group. He looked at skin and bones. He said the sun can change how we look. Can you learn about him?

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Johann Jakob Heckel

Johann was a man who loved fish. He worked in a big museum. He studied many kinds of fish. He wrote books about them. His work helps us learn. He was very smart. Do you like fish too?

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John Dory

The John Dory is a fish. It lives in the sea. It has a dark spot on its side. This spot tricks other fish. It has a flat body. It is a very cool fish! Do you like fish?

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John Hancock (ornithologist)

John Hancock loved birds. He made birds look real. He used skins to make them. This helped us see them. He even helped build a museum. Now we can see his work. Do you like birds?

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John Hunter (surgeon)

John Hunter was a great doctor. He lived a long time ago. He studied how bodies work. This helps us stay well today. He was very smart. Do you want to be a doctor?

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John Macleod (physiologist)

John was a smart man. He studied how bodies work. He helped find a new medicine. This medicine helps sick people. It is very good. Can you learn about him?

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John Money

John Money was a doctor. He studied how people act. He had many big ideas. Some of his ideas were hard. People still talk about him today. Do you like to learn about doctors?

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John Ray

John Ray loved plants and animals. He looked at them very closely. He wrote books to show how they grow. He helped us name many things. His work still helps us today. Do you like to look at plants?

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John Scott Haldane

John Scott Haldane was a doctor. He studied how we breathe. He helped make tools to keep people safe. He even used small birds to find bad air. He wanted to help everyone stay well. Do you like to learn about the body?

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John Yudkin

John Yudkin was a smart man. He studied what we eat. He found that too much sugar can be bad. It can hurt our teeth and hearts. This helps us stay healthy. Do you like sweet treats?

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Jonathan Haidt

Jonathan Haidt is a smart man. He studies how we think. He looks at why we feel good or bad. He wants to help us get along. Do you want to learn more?

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Jon Brower Minnoch

Jon Minnoch was a man who was very heavy. He lived in a place called Washington. He drove a taxi car for a long time. He worked hard to be healthy. He spent time in a hospital to help his body. Do you know a taxi driver?

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Joseph Merrick

Joseph Merrick was a man in England. His body looked very different. He made beautiful models of buildings. He was a kind person. He lived in a big hospital. Do you like to make things too?

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Joy

Joy is a big, happy feeling. It can last a long time. It helps our bodies stay well. You can find it in many places. It comes from inside of you. Do you feel joy today?

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Juglandaceae

Some trees grow yummy nuts. These trees grow in many places. You can eat the nuts. They are good food. We use the wood too. Do you like nuts?

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Jujube

The jujube is a small tree. It grows sweet fruit. The fruit can be fresh or dried. People eat it as a snack. It is very tasty. Do you like sweet fruit?

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Julida

These are small millipedes. They have long, round bodies. Some have eyes. Some do not. You can find them in many places. They live in many lands. Can you find one in the dirt?

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Jumbo

Jumbo was a very big elephant. He lived in many places. He even gave rides to kids. People loved him very much. His name means something is huge. Do you know a big elephant?

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Jumping spider

This is a jumping spider. It has eight eyes. It uses its eyes to see well. It can jump to catch food. It also uses silk to stay safe. Can you see its big eyes?

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June Almeida

June was a great scientist. She used a big tool to see tiny things. She found a new kind of germ. It looked like a crown. This helps us stay healthy today. Can you imagine seeing things so small?

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Juniper berry

These look like small berries. They are actually tiny cones. They can be green or purple. People use them to make food taste good. They also help make a drink. Do you like new flavors?

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Juniperus californica

The California juniper is a small tree. It has gray bark and blue leaves. It grows in dry places. Many animals find food and homes here. This plant is very special. Do you like trees?

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Juniperus deppeana

This is a special tree. It grows in dry places. Its bark looks like skin. It can look like a small alligator. Birds like to eat its berries. Do you like trees?

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Juniperus oxycedrus

This is a prickly plant. It can be a small bush or a tree. It grows near the sea. It has green leaves that feel sharp. Birds eat its fruit. Then the seeds grow in new places. Do you like plants?

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Juniperus phoenicea

This is a special tree. It grows in sunny, rocky places. It stays green all year long. Small birds eat its berries. This helps new trees grow. It is a very strong plant. Do you like trees?

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Juniperus scopulorum

The Rocky Mountain juniper is a tree. It lives in the West. It has green leaves. Some animals eat its blue berries. This tree helps many animals find food. Do you like trees?

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