et al Science news in pictures New human organ discovered that was previously missed by scientists Layers long thought to be dense, connective tissue are actually a series of fluid-filled compartments researchers have termed the “interstitium”. These compartments are found beneath the skin, as well as lining the gut, lungs, blood vessels and muscles, and join together to form a network supported by a mesh of strong, flexible proteins Getty Science news in pictures Previously unknown society lived in Amazon rainforest before Europeans arrived, say archaeologists Working in the Brazilian state of Mato Grosso, a team led by archaeologists at the University of Exeter unearthed hundreds of villages hidden in the depths of the rainforest. These excavations included evidence of fortifications and mysterious earthworks called geoglyphs José Iriartecreative ways to use space technology in their everyday lives. The teenagers said they considered dozens of ideas, but settled on a water purification system because they noticed some water fountains in their school could not be used because of potential lead contamination.

They worked at the Inclusive Innovation Incubator – a technology lab focused on diversity and entrepreneurship near Howard University – where they volunteer and their mentor at the incubator encouraged them to compete and supervised them on weekends as they built a prototype.

The teenagers purchased two jars, placing meters in each to test the purity of the water. In one jar, the teenagers place shards of copper in the water – with the copper acting as the experimental contaminant. An electric fan spins the water while