TechNovaVerse on Instagram: "Scientists believe the real sound of a T-Rex would’ve been far more terrifying than the loud roars shown in movies. Not a Hollywood scream, but a deep, low-frequency rumble you’d feel in your chest before your brain even registers it. Based on fossil evidence and modern animals like crocodiles and birds, experts think T-Rex produced resonant growls and infrasound pulses. These sounds can travel long distances, vibrate through the ground, and trigger fear on a primal