From setting your thermostat between 68 and 70 degrees to properly sealing your home, NBC’s Vicky Nguyen joins TODAY to share ...

Researchers in Ohio led a study looking at hundreds of children’s brains since birth to examine the impact of screen time.

An Emboldened Trump Talks of Taking Greenland and Panama Canal by Force In a rambling news conference from his private Florida club, President-elect Trump refused to rule out using military force ...

Ukraine's air force says one of its F-16 fighter jet pilots shot down six missiles during a Russian aerial attack last month. Meanwhile, Moscow says its troops have inflicted a series of defeats ...

Police say they're still investigating the death of a man whose body was found in a burnt-out car along a forest track, despite already charging two women with murder.

Scientists consider the Lord Howe Island stick insect, often called the "tree lobster," the world’s rarest insect. It was thought extinct after black rats coming ashore from the SS Makambo in 1918 ...