Notebook

Health & Medicine

Exploring the Heart

Learn about the human heart at a fascinating online exhibit from the Franklin Institute Science Museum in Philadelphia. Discover the complexities of the heart’s development and structure. Follow the blood on its journey through the blood vessels. Check out how to keep your heart healthy and how to monitor your heart’s health. Look back at […]

Humans

From the December 1, 1934, issue

Large propellers for an ocean liner, a new kind of nitrogen, and high blood pressure and thickening of arteries.

Humans

Museum of Science

Interested in ancient Egypt, how your body ages, electron microscope images, or fractal patterns in nature? The Museum of Science in Boston offers a wide variety of online exhibits. You can learn the basics of robotics, explore Mt. Everest, venture to Antarctica, meet Leonardo da Vinci, dip into Earth’s oceans, and much more. Go to: […]

Humans

From the November 24, 1934, issue

The 1934 Nobel Prize in chemistry is awarded, Jupiter's great red spot is explained, and a polar ice cap shivers in the wind.

Humans

Imagination Factory

Looking for creative ways to recycle materials? This imaginative Web site for kids focuses on how to make art using materials that most people throw away. The activities include drawing, painting, sculpture, collage, and crafts. A “Trash Matcher” section links various types of solid waste with appropriate activities. Go to: http://www.kid-at-art.com/

Humans

From the November 17, 1934, issue

Exploring Easter Island, warm air at high altitudes, and pulsating stars.

Physics

CERN at 50

This year, the European Organization for Nuclear Research (CERN) celebrates its 50th anniversary with a variety of special events. CERN’s Web pages commemorating the anniversary include a timeline showing historical milestones in the development of the laboratory, archival photos, and other materials. Go to: http://www.cern.ch/CERN50/

Humans

From the November 10, 1934, issue

Largest steel frame house, a new instrument to map the ocean bottom, and a new, faster-acting anesthetic.

Animals

Elephant Voices

Elephants are highly social animals and have a well-developed method of communicating with each other. For nearly 30 years, scientists at a national park in Kenya have been studying elephants and their behavior. The researchers have found that these intelligent beasts use more than 70 kinds of vocal sounds and 160 different visual and tactile […]

Humans

From the November 3, 1934, issue

Telephone transmitters, taking the bitter taste out of certain medicines, and the composition of planets.

Humans

Bat Moves and More

Take a look at the winners of this year’s Science and Engineering Visualization Challenge, sponsored by the National Science Foundation and Science magazine. Particularly noteworthy is a dramatic video that shows a bat tracking and capturing a praying mantis. This video was made by researchers at the University of Maryland, who combined slow-motion video, animation, […]

Humans

From the October 27, 1934, issue

A large telescope lens made in Russia, artificial gamma rays from sodium, and acetylcholine revealed as message carrier for nerve cells.