1 - 12 of 331 results
China’s skies are briefly clearer while factories stay shut

China’s far-reaching efforts to control the spread of the new coronavirus have shuttered factories, emptied airports and resulted in a steep drop in carbon emissions and other pollutants. However, analysts caution that the dip in pollution is likely temporary.

Wildebeest Populations

This activity explores an image of a wildebeest herd on the Serengeti, which serves as a phenomenon for learning about population dynamics and wildlife management.

How a small stretch of ocean stirred a conservation movement

Following the lead of the U.S., other nations have designated marine sanctuaries and protected areas, which now cover about 6% of the world’s oceans — a bonanza for researchers but, more importantly, an important tool for safeguarding the seas.

China aims to build its own Yellowstone on Tibetan plateau

There’s a building boom on the Tibetan plateau, one of the world’s last remote places. The Chinese government wants to set limits on the region’s growth in order to design its own version of one of the U.S.’s proudest legacies — a national park system.

Evolution of Ant-Mimicking Beetles

This activity guides the analysis of a published scientific figure from a study that explored the evolutionary origins of parasitic beetles that mimic army ants.

Doctors try CRISPR gene editing for cancer, a 1st in the US

The first attempt in the United States to use a gene editing tool called CRISPR against cancer seems safe in the three patients who have had it so far, but it’s too soon to know if it will improve survival, doctors reported Wednesday.