Yes, 420 stainless steel is magnetic. Learn the structural difference (martensitic vs. austenitic) that governs its magnetism, hardness, and practical uses.
Investigate the fundamental pattern of three in nature. Discover why this triplet structure governs efficiency and stability across biology and physics.
Intelligence isn't linear. We analyze specialized cognitive domains where animals excel and define the unique benchmarks of human general intelligence.
Monitor your eye's recovery. Learn the clear signs of a healing corneal ulcer, the critical red flags, and what to expect regarding long-term scarring.