Tag Archives: radio signal

Scientists Searching for Life on Mars Heard a Signal That Points to the Future

DEARBORN, Michigan — At sunset one weekend in the late summer of 1924, crowds flocked to sidewalk telescopes to catch a glimpse of what they believed to be an advanced alien civilization on the surface of Mars. “See the wonders of Mars!” shouted a suburban sidewalk astronomer in New York City on Saturday, August 23.… Read More »

X-ray spacecraft reveals strange ‘Cloverleaf’ radio circle in new light (image)

The space telescope XMM-Newton, operated by the European Space Agency and NASA, has taken an image of a giant cosmic “Cloverleaf” to reveal its mysterious origins. Cloverleaf is an example of a “peculiar radio circle” or ORC. These objects are strange bubbles of radio light so large that they can be thousands of times as… Read More »