News tagged with radiation energy

A blazing gamma-ray source

Blazars are galaxies whose central, supermassive black holes are accreting material from surrounding regions. Although black hole accretion happens in many galaxies and situations, in the case of a blazar the infalling material ...

dateJun 06, 2016 in Astronomy
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Plants show stress in thermal spectrum

Plants experience stress as a result of growing under non-optimal conditions. For example, too little water or low temperatures lead to clear responses such as wilting or defoliation. But exposure to milder forms of stress ...

dateDec 15, 2015 in Earth Sciences
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