Abstract: Sparse arrays designed based on fourth-order difference co-array (DCA) can achieve significantly higher uniform degrees-of-freedom (uDOFs). However, most existing fourth-order sparse arrays ...

IGN just debuted the newest trailer for Mortal Kombat 2, which hits theaters on May 8, 2026. Like the first, this trailer focuses heavily on Karl Urban’s Johnny Cage, one of the new kombatants joining ...

Jacob & Co. has finally given us a proper sequel to the Godfather-themed timepiece it debuted in 2019. The aptly named Godfather II is another homage to Francis Ford Coppola‘s acclaimed 1970s gangster ...

As they traveled back toward Earth following a solar eclipse and a communications blackout, President Trump called the space capsule to praise the four astronauts on their success. Kenneth Chang ...

It was a busy day on the far side of the moon. The four crew members of Artemis II set a distance record for humanity on Monday, April 6 as they flew beyond the lunar surface while over 250,000 miles ...

The crew also aims to capture "Earthset" as our planet slips below the lunar horizon. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

A day into Artemis II’s 10-day journey around the moon — the first such mission in over 50 years — astronauts told Houston they had a problem: They couldn’t open their email. “I have two Microsoft ...

Artemis II encountered technical issues with Microsoft Outlook on the first day of the mission. NASA Mission Control resolved the Outlook issue by remotely accessing the computer. Artemis II also ...

The Artemis II crew’s early tasks were disrupted by an issue with the shuttle’s Microsoft Outlook less than a day after blasting off into Earth’s orbit. Reid Wiseman, the mission’s commander, reported ...

The 1968 photo of our blue planet inspired the global environmental movement. Now, NASA hopes to recapture that magic on their 10-day mission. This iconic picture, taken by astronaut William Anders in ...

One of the two historic missions the United States is conducting has been planned with precision, its course set for years, its goals discrete and defined, its ending determined with care. The other ...