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Could electronic beams in the ionosphere remove space junk?

A possible alternative to active debris removal (ADR) by laser is ablative propulsion by a remotely transmitted electron beam (e-beam). The e-beam ablation has been widely used in industries, and it might provide higher overall energy efficiency of an ADR system and a higher

More than 50 advocacy groups call for Noem's impeachment

Voto Latino and more than 50 other organizations are demanding the "immediate impeachment" of Department of Homeland Security Kristi Noem, the Hill has learned exclusively. In a letter sent to congressional leaders on Monday, the national Hispanic engagement organization and a

US chases down oil tanker in Indo-Pacific

Welcome to The Hill's Defense & NatSec newsletter {beacon} Defense &National Security Defense &National Security The Big Story US chases down oil tanker in Indo-Pacific The U.S. military intercepted an oil tanker it said was operating in defiance of President Trump's

Image: Strong solar flare

This Feb. 4, 2026, image from NASA's Solar Dynamics Observatory (SDO) captures a strong solar flare erupting from the star. Solar flares are powerful bursts of energy that can, along with other types of solar eruptions, impact radio communications, electric power grids,

Trump threatens to block opening of Ontario-Michigan bridge

President Trump threatened to block the opening of a bridge connecting the U.S. and Canada on Monday, demanding that Canada engage in trade talks with the U.S. “I will not allow this bridge to open until the United States is fully compensated for everything we have given them,

Dan Bongino Will Return to Fox News in Contributor Role

Dan Bongino, the one-time Fox News Channel weekend host who went on to become deputy director of the FBI, is returning to the cable-news outlet as a contributor, the network confirmed Monday. Bongino is slated to appear Monday night on “Hannity” to discuss the case of Nancy

DHS demanded list of ongoing investigations from its watchdog

Homeland Security Secretary Kristi Noem has requested a list of all ongoing investigations by the agency’s watchdog, her top lawyer confirmed in a letter to Sen. Tammy Duckworth (D-Ill.), after the lawmaker expressed concern the department may seek to quash oversight of its