All stories tagged :

Space Exploration

Why China’s Astronauts Are Stranded Long March-10 Explained

James Thompson
Space Exploration

NASA Confirms Interstellar Comet 3I/ATLAS as UN Uses It for Planetary‑Defense...

James Thompson
Space Exploration

New Signals Suggest Possible Alien Civilizations Emerging

James Thompson
Space Exploration

SpaceX Races Ahead on Starship V3 as Musk Unveils Self‑Replicating Optimus...

James Thompson
Space Exploration

NASA’s Silence on 3I/ATLAS Sparks Loeb’s Technosignature Showdown

James Thompson
Space Exploration

Zhuque‑3’s Reusable Methane Rocket Poised to Reshape China’s Space Economy

William Harrison
Space Exploration

Rare Interstellar Comet 3I/ATLAS Revealed in Unprecedented Detail

James Thompson
Space Exploration

China’s Reusable Rocket Race: Engineering to Rival Falcon 9

James Thompson
Space Exploration

NASA Unveils 3I/ATLAS: Largest Interstellar Comet Yet

James Thompson
Space Exploration

NASA’s HiRISE Lockdown Sparks 3I/ATLAS Alien Debate

James Thompson
Space Exploration

China’s Long March-10 Mission and Astronaut Setback

James Thompson

Featured

Engineering

7 Handgun Calibers Too Risky for Self-Defense

James Thompson
Engineering

Why Glock Is Retiring Key Pistol Models: 7 Real Reasons

James Thompson
Engineering

Avoid These 8 Weak Handgun Calibers, Experts Warn

James Thompson
Engineering

Top 9 Rifle Rounds Known for Superior Accuracy

James Thompson
James Thompson

7 Handgun Calibers Too Risky for Self-Defense

Carry a .25 if it feels good to you, but never load it. Late Lt. Col. Jeff Cooper's tongue-in-cheek counsel still resonates in discussions on defensive caliber. At the high-stakes game of self-protection, choosing the wrong caliber can be the difference between halting an attack and exposing yourself to...