In the Sept. 29 SN: Tomorrow’s burger, inside three big physics experiments, enterovirus outbreak patterns, Jupiter’s wacky magnetism, crop pests like it warm, firefly flashing methods and more.
TOMORROW'S BURGER? Two groups of scientists, for similar reasons, are exploring opposite ways of changing how meat is made. One approach grows just the edible parts of the animal; the other tries to simulate meat with plants (meatless Impossible Burger, shown).
Impossible Foods Inc.
BONE TO PICK When transplanted into a mouse, human skeletal stem cells produced bone (yellow), cartilage (blue) and spongy bone (red).
Chan and Longaker et al.
JEWEL BOX Shining ultraviolet light on this thin slice of a kidney stone reveals layers of crystal growth (green and light blue) interspersed with large gemlike structures (dark blue) that show where the stone has dissolved and regrown.
Mayandi Sivaguru and Jessica Saw/Bruce Fouke Lab/Carl R. Woese Institute for Genomic Biology/Univ. of Ill.
AT RISK African elephants, like those shown here in Kenya’s Amboseli National Park, are at risk of extinction because of the ivory trade.
©Art Wolfe/Art Wolfe Inc.
