News
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AnimalsPurring birds teach their chicks to beg
African birds called pied babblers teach their chicks that certain parental noises mean food is on the way.
By Susan Milius -
Health & MedicineSmoking ups risk for type 2 diabetes
Smoking increases the risk of developing type 2 diabetes by up to 61 percent.
By Brian Vastag -
Health & MedicineAddiction Alleviator? Hallucinogen’s popularity grows
The unsanctioned use of an obscure hallucinogen, ibogaine, to treat addiction has exploded recently.
By Brian Vastag -
Reading the Repeats: Cells transcribe telomere DNA
Scientists have discovered that human cells make RNA transcripts of telomeres, the repetitive DNA at the ends of chromosomes, a finding that could have implications for understanding aging and cancer.