The COVID-19 pandemic could last for 2 years, according to US experts
The coronavirus pandemic may last until 2022, according to a report published Thursday.
The coronavirus pandemic may last until 2022, according to a report published Thursday.
The World Health Organization declared the novel coronavirus a pandemic last week; cases have been reported in more than 155 countries.
More than half of Australia is choking on smoke, and skies across the country glow orange as bushfires continue to ravage the continent.
The "lungs of the planet" are burning.
When single-celled organisms first came into being out of the primordial ooze, they were content to meander the oceans. But at some point around 430 million years ago, plants and early an...
Greenland's ice is melting six times faster now than it was four decades ago.
Scientists know more about the farthest reaches of deep space than they do about the deepest parts of our planet's oceans.
抗损伤基因,强大的治愈力,极低的患癌风险。不,科学家们说的不是金刚狼或超人——是大白鲨。
Damage-resistant genes. Healing powers. Very low risk of cancer. No, scientists aren't describing Wolverine or Superman — those are the powers of the great white shark.
游戏障碍
Gaming Disorder