When the first artificial satellite, Sputnik, was put into orbit around Earth, anyone in the path of the satellite could receive the beeps transmitted by the satellite provided they had some ...

Then artificial intelligence—combined with satellite images—lent a hand. Last year, journalists with the environmental-news nonprofit Mongabay used a free AI tool, called Earth Index, to analyze ...

The Soviet Union's October 1957 launch of the world's first artificial satellite, Sputnik 1, stunned the U.S., which reckoned it had a commanding lead in "the Space Race." ...

Almost overnight, the artificial intelligence company DeepSeek rose from apparent ... Less widely noticed was the emergence ...

Summer-a time when the urge to explore places familiar and new beckons to young and old alike. Although the sun sets late during the summer months, we inevitably find ourselves outside looking at ...

A surge in reentries of SpaceX’s Starlink satellites has sparked concerns over their environmental impact, as 120 satellites ...

BigBear.ai secured a government contract that sent shares soaring. AST SpaceMobile received approval from the government to ...

Fejer 1 and Scott 2 have given simple methods for estimating the remaining life-time of an artificial Earth satellite. Their methods do not apply when the eccentricity is small, and it is not ...