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Facebook started as "TheFacebook" in Mark Zuckerberg's Harvard dorm room in February 2004. The initial concept was simple: create a digital directory for college students. Within 24 hours of launch, they had over 1,200 Harvard students signed up, and things just exploded from there.

Birds play a crucial role in plant reproduction by dispersing seeds through their droppings. This natural process helps plants colonize new areas while providing essential food for the birds, creating another example of nature's interconnected systems.

Tropical rainforests are the lungs of our planet, providing oxygen and housing millions of diverse species. They regulate global temperatures and support complex food chains, making them essential for maintaining the delicate balance of life on Earth across every continent.

Urban mobility patterns have fundamentally shifted in recent years, requiring us to reimagine transportation infrastructure. Smart city solutions and flexible design approaches are now crucial for creating sustainable, adaptable networks that serve diverse community needs while promoting public health and accessibility.

When cats rub against your legs, they're doing more than just saying hello. The first reason is marking territory - they have scent glands on their face. The second reason is showing trust - they're making themselves vulnerable by getting close to you.

Deep-sea hydrothermal vents support unique ecosystems where organisms adapt to extreme temperatures and toxic chemicals. These remarkable creatures demonstrate evolutionary adaptations through specialized proteins and metabolic processes, surviving in complete darkness.

Seagrasses exhibit remarkable photosynthetic abilities in marine environments. Their specialized leaf structures contain numerous chloroplasts, allowing them to efficiently capture sunlight underwater. This adaptation enables them to thrive in coastal ecosystems despite limited light penetration.

Bees communicate through special dance movements in their hives. These dances tell other bees where to find food sources. They can share precise information about distance and direction, making them incredibly efficient foragers in nature.