"Rising sea levels due to hurricanes and tidal flooding intensified by climate change will put military bases along the U.S. East Coast and Gulf Coast at risk, according to a report released on Wednesday."

"Multi-ethnic nations are vulnerable to armed conflicts after weather disasters such as heatwaves and droughts in a trend that could worsen with global warming, scientists said on Monday."

"A Utah militia group leader accused of trying to blow up a federally owned cabin in Arizona talked about his plans to go on the offensive and strike back by damaging government buildings and vehicles in a secretly recorded video played in court Thursday."

"The aftermath of the cyberattack in Ukraine on Dec. 23, 2015, produced two unexpected lessons that U.S. grid operators have started to take to heart."

"A month after hackers blacked out power in western Ukraine, a team of U.S. security experts touched down in Kiev to piece together the extraordinary assault."

"As Ukraine's civil war raged, a few mouse clicks at three local power companies set in motion the covert intrusion. It was the first successful attempt at planting a bug, then disabling an electric grid serving hundreds of thousands of people."

"A federal appeals court ruled on Friday that the US Navy was wrongly allowed to use sonar in the nation’s oceans that could harm whales and other marine life."

"The Federal Select Agent Program, which oversees dangerous substances such as anthrax and bird flu in federal, academic and private labs, reported 199 incidents in which lab workers were potentially exposed to infectious or toxic agents in 2015, though there were no losses of select agents."

"SALT LAKE CITY — A Stockton man described by prosecutors as the "commander of a citizen militia group" was indicted Thursday after allegedly trying to blow up a Bureau of Land Management cabin in Arizona."

"U.S. EPA has issued its first-ever guidance on contamination in drinking water in the wake of a nuclear disaster, 'dirty bomb' or other radiological accident, drawing criticism from public health and environmental groups."