American Museum of Natural History
Space and Time
Carve out some time to learn about space-time. Young scientists use a remote learning resource to read up on the relationship between space and time. They consider the idea of relativity, see how objects with a large mass can bend space...
American Museum of Natural History
Planetary Mysteries
A website all about planetary mysteries—it's a one-stop-shop for all things, stars, planets, and space travel. Scholars read an astronomy overview to discover the page's big ideas, then choose from the plethora of resources, including...
American Museum of Natural History
A Closer Look at Mars
A website looks at how we know so much about Mars—telescopes, robots, and spacecraft—and the search for martian life. Following the informational text are three questions that quiz pupils about possible life on Mars.
PBS
Pbs Learning Media: Sagan on Time Travel
Astronomer Carl Sagan discusses the possibility of time travel in this audio-enhanced interview from the NOVAWeb site.
BBC
Bbc Science & Nature: Black Holes and Time Travel
This article describes how black holes may provide clues to the possibility of time travel and parallel universes.
Other
Uc Riverside: Usenet Relativity Faq
A physics usenet listing of frequently asked questions relating to relativity, answered by a number of scientists. Administrivia and Reference, Speed of Light, Special Relativity, General Relativity and Cosmology, Black Holes. Loads of...
New York Times
New York Times: Space
The New York Times maintains this archive of articles relating to space and space exploration.
BBC
Bbc: Wormholes
The BBC reveals what is known about wormholes, a possible consequence of Einstein's Theory of General Relativity in which space is bent, opening up the possibility of time travel.
PBS
Pbs Learning Media: Daniel Tiger's Neighborhood: Life's Little Lessons: New Experiences
Childhood is full of new experiences. Whether going to the doctor, traveling on an airplane, or visiting a relative's house for the first time, talking about and planning for new experiences can help children manage their fears and...