Entrepreneurship is often described as exciting, glamorous and full of promise. Elon Musk described it very differently. “Being an entrepreneur is like eating glass and staring into the abyss of death,” he said, letting out his trademark cackle right after. He was not joking around for effect. He said this only months after taking Tesla…

Hidden among the vast landscapes of Egypt’s Western Desert, the Dakhla Oasis preserves a remarkable record of human activity carved directly into stone. For thousands of years, its sandstone cliffs have carried images of animals, people and symbols left behind by communities that lived in a changing Sahara. Now, these ancient markings are facing a…

Hand reaching into a mosquito enclosure. Credit: Credit: Edwin Remsberg / University of Maryland Low-income urban neighbourhoods in Baltimore and Washington, DC, have higher mosquito numbers partly because of the types of trees growing on their streets and in empty lots, according to new research published in the Journal of Medical Entomology.The study, co-authored by…