Scientific American 2019-04

April 2019, ScientificAmerican.com 39 AEDES AEGYPTI mosquito spreads several dangerous viruses, including four that cause dengue ...

40 Scientific American, April 2019 PRECEDING PAGES: GETTY IMAGES The virus comes in four varieties. All are spread by female Aed ...

April 2019, ScientificAmerican.com 41 PAOLO HARRIS PAZ (^1 and 2 ) vaccine were seven times more likely than unvaccinated childr ...

42 Scientific American, April 2019 Illustration by Tami Tolpa Skin cell Macrophage B cell Aedes aegypti mosquito Dengue virus 1 ...

April 2019, ScientificAmerican.com 43 lier than it normally would have been. Garin responded with her own warning: medical pract ...

44 Scientific American, April 2019 SOURCE: “EFFECT OF DENGUE SEROSTATUS ON DENGUE VACCINE SAFETY AND EFFICACY,” BY SARANYA SRIDH ...

April 2019, ScientificAmerican.com 45 infection (as Halstead and others observed when a second den- gue virus invaded Cuba in 19 ...

46 Scientific American, April 2019 BULLIT MARQUEZ AP Photo saviors. They kill dengue-infested mac- rophages, he says, at which t ...

April 2019, ScientificAmerican.com 47 verse countries, where many people may not comprehend the lan- guages that health official ...

48 Scientific American, April 2019 LEVITATING A PARTICLE of silica, via laser beam, is a first step toward ex periments to test ...

April 2019, ScientificAmerican.com 49 Physicists attempting to unify the theories of gravity and quantum mechanics have long tho ...

50 Scientific American, April 2019 1797 Henry CavendisH, one of Great Britain’s leadinG scientists, built a contraption to weigh ...

April 2019, ScientificAmerican.com 51 this [there] at a later time,” says Miles Blencowe, a theoretical physicist at Dartmouth C ...

52 Scientific American, April 2019 Illustration by Ben Gilliland small things happening in the Planckian realm might similarly i ...

April 2019, ScientificAmerican.com 53 The experiment Aspelmeyer hopes to carry out was first proposed as a Gedankenexperiment —a ...

54 Scientific American, April 2019 1 To realize Feynman’s thought experi- ment, Aspelmeyer and his colleagues will need to work ...

April 2019, ScientificAmerican.com 55 2 of microscopic particles without having to measure their gravitational fields. In the pr ...

56 Scientific American, April 2019 ...

April 2019, ScientificAmerican.com 57 atıon Illustration by Sam Falconer Re A Shot at gener MEDICINE A once abandoned drug compo ...

58 Scientific American, April 2019 tale of shark bites at a scottish pub has led us to some new ideas about rebuilding broken bo ...