When you buy through links in our articles, Future and its syndication partners may earn commission. Source: SpaceX CAPE CANAVERAL, Fla. — The four astronauts on SpaceX’s private Polaris Dawn mission, which will conduct the first commercial spacewalk, are taking the delays to their launch calmly. The mission was originally scheduled to launch on Aug.… Read More »
When you buy through links in our articles, Future and its syndication partners may earn commission. This composite image shows the red, radio wave signature of the night sky rising over the Murchison Widefield Array, a radio telescope in the Australian outback. | Credit: © MWA Collaboration and Curtin University Searching for extraterrestrial signals in… Read More »
Our sun produces a constant outward flow of plasma, or ionized gas, called the solar wind, that envelops our solar system. Outside Earth’s protective magnetosphere, the fastest solar wind zips by at speeds of 310 miles (500 kilometers) per second. But researchers have been at a loss to figure out how the wind gets enough… Read More »
LONDON (AP) — A Gaza baby recently paralyzed by polio was infected with a mutated strain of the virus found in the stool of vaccinated people, scientists said. The case was the result of a “gross failure” of public health policy. The first polio infection detected in the war-torn Palestinian territory in more than 25… Read More »
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advances and more A rare fossil has provided a snapshot of an extremely unlucky day for a prehistoric sea cow. A now-extinct species of dugong, a sea cow-like marine mammal, was swimming in the sea about 15 million… Read More »
SpaceX’s upcoming Polaris Dawn mission aims to be historic in more ways than one. Not only does Polaris Dawn plan to orbit higher than any astronaut has in more than 50 years, it also plans to conduct the first private spacewalk. The mission was expected to launch on August 27, 2024, but after a helium… Read More »
Climate change has been in the news for more than 40 years. It’s often framed as a scientific or political issue. But social scientists like me have discovered that it’s not graphs, charts, or visuals that drive people to push for broad, collective change—it’s emotions and values. Polls confirm that a majority of Americans now… Read More »
When you buy through links in our articles, Future and its syndication partners may earn commission. Venus. | Credit: Chris Vaughan/Starry Night Scientists have observed something unexpected in the atmosphere of Venus — an increase in the level of deuterium relative to hydrogen. OK, sure, that doesn’t sound like the most exciting statement. However, the… Read More »
When you buy through links in our articles, Future and its syndication partners may earn commission. A gray, jagged rock in space. | Credit: NASA/JHUAPL Simply put, stray asteroids pose a threat to Earth. While there haven’t been any major catastrophes in about 65 million years, that doesn’t mean there haven’t been nail-biting moments when… Read More »
Living in a neighborhood full of trees may be as beneficial to your heart as getting regular exercise, a new study suggests. Researchers at the University of Louisville designed a clinical trial that followed hundreds of people living in six low- to moderate-income neighborhoods in South Louisville, Kentucky. The team used blood and other samples… Read More »