2 posts tagged ‘solar cycle’
Something Unearthly Could Switch Train Signals From Red to Green
Gizmodo,
Some train track circuits are at the mercy of distant storms on the Sun’s surface, researchers found, which could cause train signals to jump from red to green and vice versa as a result of extreme space weather. Read more...
Researchers See 'Aurora' Above Sunspot
Radio emissions detected about 24,855 miles (40,000 kilometers) above a dark region on the Sun have aurora-like qualities, according to a team of astronomers that studied the emissions. Read more...