New material for warm-white LEDs invented

Light emitting diodes, more commonly called LEDs, are known for their energy efficiency and durability, but the bluish, cold light of current white LEDs has precluded their widespread use for indoor lighting.

'Insect apocalypse' may not be happening in US

Scientists have been warning about an 'insect apocalypse' in recent years, noting sharp declines in specific areas—particularly in Europe. A new study shows these warnings may have been exaggerated and are not representative ...

New driving force for chemical reactions discovered

New research just published in the journal Science by a team of chemists at the University of Georgia and colleagues in Germany shows for the first time that a mechanism called tunneling control may drive chemical reactions ...

Monarch butterfly populations are thriving in North America

For years, scientists have warned that monarch butterflies are dying off in droves because of diminishing winter colonies. But new research from the University of Georgia shows that the summer population of monarchs has remained ...

Timing plant evolution with a fast-ticking epigenetic clock

Recent discoveries in the field of epigenetics, the study of inheritance of traits that occur without changing the DNA sequence, have shown that chronological age in mammals correlates with epigenetic changes that accumulate ...

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