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Photograph it at the same zoom near the horizon and high in the sky: its width is essentially unchanged. The size difference is built by perception, not magnification.
We still don't fully agree on why.
Photograph it at the same zoom near the horizon and high in the sky: its width is essentially unchanged. The size difference is built by perception, not magnification.
We still don't fully agree on why.
Faster water scours the outside bank. Slower water drops sediment on the inside. That makes the bend sharper, which pushes the fastest flow even farther outward.
A small curve teaches the river to curve more.
Faster water scours the outside bank. Slower water drops sediment on the inside. That makes the bend sharper, which pushes the fastest flow even farther outward.
A small curve teaches the river to curve more.
Tire makers add carbon black because it reinforces the rubber and improves durability, strength, and resistance to UV damage.
The color isn’t styling. It’s the visible side effect of material engineering.
Tire makers add carbon black because it reinforces the rubber and improves durability, strength, and resistance to UV damage.
The color isn’t styling. It’s the visible side effect of material engineering.
Typical home sprinklers don't work that way. Each head responds to heat near it; the head above the fire sprays while others stay closed.
The system reacts where the problem is.
Typical home sprinklers don't work that way. Each head responds to heat near it; the head above the fire sprays while others stay closed.
The system reacts where the problem is.