The Earth’s magnetic field plays a major role in protecting people from dangerous radiation and geomagnetic activity that can affect satellite communications and the operation of power grids. And it moves. Scientists have studied and tracked the movement of the magnetic poles for centuries. The historical movement of these poles indicates a change in the … Read more
Given popular portrayals, you would be forgiven for assuming that the type of person who is a scientist is not the type of person who would be religious. Consider the popular television show “The Big Bang Theory,” which is about friends who almost all have advanced degrees in physics, biology or neuroscience. The main character, … Read more
If astronauts fly to the moon or Mars, how do we deal with medical problems so far from home? The finalists of a technology challenge from the Canadian Space Agency and Impact Canada want to use the medical knowledge from working with remote communities – such as indigenous groups in Canada’s far north – to … Read more
Snowfall is declining globally as temperatures rise due to human-induced climate change, a NOAA climate scientist’s new analysis and maps show. But less snow falling from the sky is not as harmless as just shoveling less snow; it threatens to intensify warming and disrupt food and water supplies for billions of people. Climate scientists say … Read more
Some of the largest, most intense regions of star formation are found in the smallest galaxies. Scientists think this is because stars that reach the end of their lives in so-called dwarf galaxies are more likely to turn into black holes rather than explode. supernovas. The contrast is so stark, the team says, that dwarf … Read more
The James Webb Space Telescope (JWST) has detected methane and water vapor in the atmosphere of a Jupiter-like world about 163 light-years away. Astronomers made this discovery by using this powerful infrared space telescope to observe the planet outside the solar system.exoplanetWASP-80 b passes over the face of its red dwarf star, which it orbits … Read more
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. An innovative experiment aboard NASA’s Psyche mission has just reached its first major milestone by successfully performing the most distant demonstration of laser communications. The tech demo could one day help NASA missions delve deeper … Read more
The recent death of Frank Borman, commander of NASA’s Apollo 8 mission in 1968, has focused attention on that incredible first trip to the moon. It took place eight months before Apollo 11, where Neil Armstrong and Buzz Aldrin first explored the moon’s surface. However, the impact of Apollo 8’s ‘Earthrise’ photo – the view … Read more
Editor’s note: This CNN Travel series is or was sponsored by the country it highlights. CNN retains full editorial control over the subject matter, reporting and frequency of articles and videos within the sponsorship, in accordance with our policies. It’s early in the morning and an orange glow fills the sky as the sun slowly … Read more
If your household is like most American families, you’ll likely be sitting around the table with family and friends for a traditional Thanksgiving turkey dinner from the mid to late afternoon on Thursday (Nov. 23). As darkness falls, some of you will probably head to the living room to catch some football or other holiday … Read more