Judah Levine, top time researcher, explains how Feb. 29 was invented to keep the major holidays from colliding.
Tag: Boulder (Colo)
It’s Official: The Leap Second Will Be Retired (a Decade from Now)
On Friday, an international vote was taken to ditch the leap second, a technical fudge that has caused headaches since its inception 50 years ago.
Why Climate Change Makes It Harder to Fight Fire With Fire
Worsening wildfires in recent years have led officials to embrace planned fires to thin forests before disaster strikes. But the warming world is making it tougher to do safely.
Fires, Then Floods: Risk of Deadly Climate Combination Rises
A new study found that the dangerous pairing of disasters may become more common in the American West as rains trigger runaway surges of mud and debris in areas damaged by wildfire.
A List of Recent Mass Shootings in the United States
In the last five years, there have been at least 29 shootings with four or more fatalities, according to a database compiled by the Violence Project.
From Dubai to Mars, With Stops in Colorado and Japan
The United Arab Emirates used a novel approach to build the Hope spacecraft, which launches for the red planet this summer.