The United States is in a "dramatic decline" and cannot be considered as a superpower anymore but it desperately vies to reclaim its previous position in the international scene, says a senior Iranian political commentator.
Vegetation growth in forests and shrublands of Western Australia (WA)'s global biodiversity hotspot are showing alarming declines, according to a recent study which found a quarter of the hotspot's woody vegetation had disappeared in the past 16 years.
A recent survey by the Associated Press-NORC Center for Public Affairs Research finds that 74 percent of Americans think manners and behavior have deteriorated in the United States over the past several decades.
Wild bees in the US have declined in many farming areas according to the first national effort to map their numbers.
The study suggests that between 2008 and 2013, the numbers of wild bees went down across almost a quarter of the US, BBC reported.
Adolescence is typically regarded as a period of heightened emotionality. Although the teen years are an important time for youth to learn to regulate their emotions, little research has looked at the development of teens' emotional stability.