Lawrence Livermore National Laboratory's National Ignition Facility (NIF) is the hottest place on Earth for the briefest of moments during an experiment. Now, it can be one of the brightest places ...

Scientists directly measured the lithium left behind in the mesosphere when pieces of a SpaceX rocket fell to Earth over ...

In the past two decades, impact evaluation has become an unavoidable topic in the social sector. Yet beyond the discourse on how to measure social impact lies a structural problem: We are not ...

For decades, body mass index (BMI) has been the dominant tool for defining obesity, despite longstanding concerns that it poorly reflects individual health risk. Growing evidence suggests that the ...

Sign up for our newsletter about national security here. If you’ve never seen a laser shoot an aircraft out of the sky, the experience can be unsettling. The weapon ...

The U.S. Army demonstrated a drone kill in 2025 using a laser weapon integrated into a Stryker vehicle at Fort Sill, Oklahoma. Credit: Jim Kendall/ U.S. Army The time has come for high-energy lasers.

Messenger RNA (mRNA) technology is transforming medicine by providing our cells with genetic instructions to produce proteins that help the immune system prevent or fight a wide range of diseases, ...

The Xtape1 is a very different take on the laser tape measure. This one has a laser, yes (three, actually, a red one is used for measuring, and two green aligning beams) that's good out to 330 feet ...

Living with scars can be difficult. A scar can change the way you think about and see yourself, but it can also affect your life in bigger ways. Some scars can even limit your motion. There are ...

Laser-produced plasmas are plasmas produced by firing high-intensity beams of light. Laser-produced plasmas have been used to create short bursts of x-rays and to accelerate particles — so-called ...

Intense pulsed light (IPL) therapy, also known as a photo facial, is a way to improve the color and texture of your skin without surgery. It can undo some of the visible damage caused by sun exposure ...