Lab Notes

When a huge space-rock fell from the sky 66 million years ago, it quickly brought an end to the age of the dinosaurs. Rat-like...

As the Atlas V rocket’s inferno lit up the night sky early in the evening of Nov. 19, 2016, it was as if the...

Science journalism has been declining for years, under the same media pressures that have made local news an endangered species. Boulder County is one...

To those of us living in Boulder and surrounding communities, it may come as a surprise that many people remain unconvinced that the use of fossil fuels is the main contributor to current climate change. But before diving into the discussion of the consequences of ...

I n mid-March, SpaceX launched 60 satellites into orbit 340 miles above the surface of the Earth, part of a planned global broadband internet service...

The past year has been fantastic for commercial spaceflight, with Elon Musk’s SpaceX successfully launching 18 Falcon-9 rockets in 2017. It now seems almost...

Imagine spending years coming up with an exciting idea for a space telescope, proposing it to NASA, and getting approval to develop the concept...

In late September, Swedish activist Greta Thunberg led the largest global climate strike in history, inspiring 7.6 million people in 185 countries to urge...

In March 1989, a powerful eruption from the Sun slammed into the Earth’s magnetic field and took down a regional power grid in Canada,...

I finally arrive on the Caltech campus in Pasadena, California, around 3:30 a.m. on Friday, Sept. 15 to bear witness to the final gravitational dance...

It’s already been a challenging wildfire season in Colorado, with crews currently battling four major fires around the state. Driven by an exceptionally hot...

Last month at a conference in Paris, 195 countries adopted a landmark agreement on how to respond to the Earth’s changing climate. The agreement...