Scientists unveil a new crystalline material that reversibly changes color from yellow to red when absorbing water, paving the way for chemically sensitive detectors that can work without electricity.

Oceans already cover three-fourths of the Earth's surface, so perhaps it's not quite so miraculous that it took a rambunctious sea sponge only a decade to conquer the rest of the globe. Still, you ...

Deidre Henderson added a similar message during the state's COVID-19 press briefing Thursday, saying that "yellow is the ... the amount of water needed. "Sandy soils absorb water the fastest ...

The water is nearly boiling ... It not only gives them their yellow and green colors but also helps them survive. Cyanobacteria can use their chlorophyll molecules to absorb energy from sunlight ...