Identifying the firearm used in a crime is one of the biggest challenges for criminal investigators. But what if a shell casing picked up at a murder scene could immediately be tracked to the gun that ...

If a pair of black holes coalesce into one, much of that vast energy can be released in a few seconds. An unusual tidal disruption event spotted by astronomers may be the result of an elusive ...

After one too many rants to my best friend about my stubby, nail-glue–covered fingers (I’m a press-on nail fiend), she finally told me to book a dip powder manicure—the nail polish upgrade basically ...