Researchers observed a number of surprising behaviors by the ivory-sporting whales during an expedition with drones in the Canadian High Arctic.
The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track the evolution of the solar wind in three dimensions.
The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s history.
The United States was the major funder of tuberculosis programs. Now hundreds of thousands of sick patients can’t find tests or drugs, and risk spreading the disease.