Abstract: With the increasing demand for vertical transportation due to the need for a better quality of life and the exacerbation of population aging, we proposed a computer-aided design for a spring ...

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Spring changes a woodland almost overnight. Light reaches the forest floor before the canopy thickens, wildflowers bloom, and birds return to claim territory. Every sound carries further in the cool ...

Stroll through central Amsterdam as spring sunshine brightens canal houses and waterside cafés. A sightseeing boat passes gently while locals gather along the waterfront. The combination of movement ...

Spring has a way of announcing itself in the Northeastern United States that few natural spectacles can match. Each year, as winter loosens its grip, flowering cherry trees erupt in waves of soft pink ...