New larks revealed in Africa

Researchers at Uppsala University, together with colleagues at the Swedish Museum of Natural History, the University of Gothenburg, and institutions in seven other countries, have studied the relationships between five closely ...

NGC 2264: Telescopes illuminate 'Christmas tree cluster'

This new image of NGC 2264, also known as the "Christmas Tree Cluster," shows the shape of a cosmic tree with the glow of stellar lights. NGC 2264 is, in fact, a cluster of young stars—with ages between about one and five ...

Apple tree conversion to narrow walls via hedging, root pruning

Fruit trees are pruned to maintain a desired tree shape and size to increase light penetration into the canopy, thereby enhancing fruit quality and flower bud development. Most modern apple orchards consist of high-density ...

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