Explore the fascinating world of mitochondrial DNA, the second set of genes within our cells, separate from our chromosomes. Learn about their ancient origins, maternal inheritance, and dynamic evolution.
Explore the fascinating condition of chimerism, where individuals possess two distinct sets of DNA. Learn how it occurs, its potential manifestations, and the surprising ways it challenges our understanding of genetics.
Explore the perilous journey of a hatchetfish in the ocean's Twilight Zone. Learn about its survival strategies against fearsome predators and its crucial role in the biological carbon pump.
Explore the incredible capabilities of elephant trunks, from their unparalleled sense of smell to their versatile use as tools for survival and communication.