nina0905

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Oldest ever human DNA found in Spain, raises new questions about evolution

<i>Artist's interpretation of the human ancestors who lived near Sima de los Huesos.</i><p>A fossil discovered in a Spanish cave has given researchers the oldest human DNA found to date. According to <i>The New York Times</i>, the DNA comes from a femur bone and is believed to be around 400,000 years old. But while …

Childhood bullying tied to psychosis later

Children who are exposed to bullying—whether as victims or perpetrators—may have an increased risk of psychotic experiences in adulthood.<p>For a new …

Mental Health

Kids figure out big numbers as early as age 3

Children as young as 3 understand multi-digit numbers and may be ready for more direct math instruction when they enter school, new research …

Michigan State University

The science of hangovers

Most of us will have been there at some point. The pounding headache, nausea, vomiting, maybe a nondescript feeling of anxiety (often accurately dubbed “the horrors”). The hangover experience does not paint a pretty picture, yet time and again, especially over the festive season, we succumb to …

5 Scientific Discoveries Based On Weird Baby Experiments

Babies can be mysterious creatures -- what exactly is going on in that little noggin? Fortunately, over the years, scientists have developed some creative ways to find out what makes babies tick. Here are some of the weirdest (but not cruel -- no abandonment here!) ways that research has probed …