So, what's the big difference between these two party crashers? Steric strain is all about the atoms being too close, like a cosy sleeping arrangement gone wrong. Meanwhile, torsional strain is more about the atoms trying to move or rotate, but being stuck in a molecular traffic jam - it's like trying to escape a bad hair day!
In simple terms, steric strain is like a claustrophobic nightmare, while torsional strain is more like a frustrating game of molecular Twister. Both are major energy-killers, but in different ways - one's like a slow and painful molecular squeeze, while the other's like a wild and crazy molecular ride!