Resultados para "Hearts" en Ciencias biológicas

G. Wayne Miller has dramatically and meticulously reconstructed an amazing true story: how a group of renegade Minnesota surgeons, led by Dr. Walt Lillehei, made medical history by becoming the first doctors to operate deep inside the human heart.

As Charles Darwin suggested more than a century ago, the differences between animals and humans are of degree and not of kind. Not long ago, ethologists denied that animals had emotions or true intelligence. Now, we know that rats laugh when tickled, magpies mourn as they cover the departed with greenery, female whales travel thousands of miles for annual reunions with their gal pals, seals navigate by the stars, bears hum when happy, and crows slide down snowy rooftops for fun.

“Not all enemies wear faces. Not all heroes seek fame.” It came without a warning. No horns. No fire. No crashing skies. Just breath… carrying more than air. An invisible presence moved through us—quietly, quickly, and without favour. It didn’t ask for passports. It didn’t care about class. It didn’t knock before entering. And suddenly… everything we thought we knew about safety, community, and survival unravelled. We panicked. We scrambled. We blamed. But slowly… Quietly… We remembered. That cleanliness is not just a habit. It is a shield.