DARPA nails latest US hypersonic missile test flight

Artist’s concept of the Lockheed Martin hypersonic missile.  Lockheed Martin – By David Szondy 2023 Jan 30 – A DARPA-led project has successfully completed the final test of Lockheed Martin’s Hypersonic Air-breathing Weapon Concept (HAWC) missile. Powered by an Aerojet Rocketdyne scramjet, the craft …

 

 

World’s oldest runestone found in Norway, archaeologists say

The 2,000-year-old inscription is among the earliest examples of words recorded in writing. The discovery of millennia-old runic writing is a ‘sensational’ find, say archaeologists. Photograph: Javad Parsa/NTB/AFP/Getty Images – AP in Copenhagen Last modified on 2023 Jan 17 – Archaeologists in Norway …

Are gas stoves bad for your health?

Here’s why the federal government is considering new safety regulations.  Federal regulators are examining the health effects of emissions from gas stoves. SolStock via Getty Images – By Jonathan Levy, Professor and Chair, Department of Environmental Health, Boston University Updated: 2023 Jan 10 …

Pepper changed the world – but how many people know that?

Colonialism was born from the greed for spices and led to today’s globalised world. I know because it’s my family’s story. ‘The desire for spices such as pepper drove European expeditions eastwards.’ Photograph: fcafotodigital/Getty Images – By Anna Sulan Masing Last modified on …

How the Earth’s tilt creates short, cold January days

The Sun rises in Midland, Michigan, shortly after 8 a.m. on 2017 Jan 13. Christian Collins/Flickr, CC BY-SA – By Deanna Hence, Assistant Professor of Atmospheric Sciences, University of Illinois at Urbana-Champaign Published: 2022 Jan 10 – Above the equator, Winter officially begins …

DARPA nails latest US hypersonic missile test flight

Artist’s concept of the Lockheed Martin hypersonic missile.  Lockheed Martin – By David Szondy 2023 Jan 30 – A DARPA-led project has successfully completed the final test of Lockheed Martin’s Hypersonic Air-breathing Weapon Concept (HAWC) missile. Powered by an Aerojet Rocketdyne scramjet, the craft …