Stem-cell differentiation is the process by which a more specialised cell is formed from a stem cell, leading to loss of some of the stem cell's developmental potential. Stem-cell differentiation ...

South winds return tonight with much warmer overnight lows. Looking further ahead, a bigger storm is moving toward Oklahoma, which may bring snow to the plains, possibly reaching into southern ...

Layer up and have the umbrella on standby this afternoon/evening if you live south of I-40. It's a cold and cloudy start to the day. Temperatures this afternoon will be in the mid 40s. Rain ...

MEMPHIS, Tenn. - The Mid-South is in for a much cooler day today, with highs about 10 degrees below normal—30 to 35 degrees colder than Saturday—thanks to a passing cold front. A brief warm ...