The White House rejected this piece of the Berlin Wall. Now it sits in Tijuana, staring directly at the US border fence
When mechanochromic photonic crystals are stretched or compressed, their nanoscale structure deforms, changing the spacing between layers and shifting the reflected light wavelength. This causes a visible color change, which is useful for visual strain sensing in wearables, smart bandages etc.
After 13 years, the rare Rafflesia bloomed in Indonesia. This world’s largest parasite smells like rotting meat, has no leaves, and dies in just 5-7 days
This is Hamopontonia physogrya (a rare and very small bubble coral shrimp), crawling into its symbiotic bubble coral
