Abstract: The growing rogue or intruder aerial incursions demand a robust yet stable interception mechanism that can estimate the UAV state considering the measurement inaccuracies and process noise.

A visitor to Hawaii Volcanoes National Park died after venturing into a restricted area near the Kilauea caldera, authorities say. The 33-year-old Hawaii man entered a prohibited area on the east side ...

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MSRP: $39.99 for the boxed set (with PDFs) or $19.99 for the PDFs at DriveThruRPG I share my review of the Rapture Protocol box set for the ALIEN: The Roleplaying Game Evolved Edition from Free League ...

President Trump on Thursday directed his administration to release files on UFOs and any "alien and extraterrestrial life," an issue that has drawn decades of public fascination — and spawned more ...

President Trump on Thursday said he will direct the Department of Defense and other agencies to release its files about UFOs and “alien and extraterrestrial life” to the public. “Based on the ...

In a Truth Social post, the U.S. president said his move was based on the "tremendous interest" in the subject, without providing additional details. Trump said the files will be related to ...

President Donald Trump on Thursday said he will direct the Pentagon and other federal agencies to release government records related to extraterrestrial life and UFOs. “Based on the tremendous ...

President Donald Trump said Thursday that he was directing agencies to release files pertaining to “alien and extraterrestrial life.” Trump wrote on Truth Social that “based on the tremendous interest ...

President Donald Trump ordered federal declassification of alien and UFO related files after former President Barack Obama said on a podcast that aliens are real. Here are Obama’s full comments in ...