World Wide Web application runs on Internet

The World Wide Web is only one part of the Internet

The Internet is the global infrastructure connecting computers and networks. The World Wide Web is a system of linked pages and resources accessed through that infrastructure. Email, online games and many other services also use the Internet without being part of the Web. The two terms became interchangeable in everyday speech, but technically they describe different things.

Pit vipers sense tiny temperature differences

⅓°F

Pit vipers have paired heat-sensitive pits that can detect temperature differences of about 0.2 °C. Their forward-facing fields of detection also help them locate warm objects in space.

Ocean tides create tiny magnetic signals

Seawater carries electricity. As ocean tides move this water through Earth's magnetic field, they create tiny magnetic signals of their own. Scientists can measure these signals and use them to learn about heat stored in the ocean.

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World Wide Web application runs on Internet

The World Wide Web is only one part of the Internet

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