Michael D. Lemonick, senior science writer at Climate Central, covered science and environment subjects for TIME magazine for more than 20 years and is author of several books on astrophysics, including The Light at the Edge of the Universe, Echo of the Big Bang, Other Worlds: The Search For Life in the Universe, The Georgian Star: How William and Caroline Herschel Revolutionized Our Understanding of the Cosmos, and Mirror Earth: The Search for Our Planet's Twin.
Daniel Cray, a contributor to TIME magazine since 19TK, is also the author of Soaring Stones: A Kite-Powered Approach to Building Egypt's Pyramids
Alex Perry Alex Perry, TIME's Africa bureau chief, has been a TIME correspondent since 2001, covering Asia, the Middle East and Africa from postings in Hong Kong, New Delhi and Cape Town.
Andrew Chaikin, space historian and commentator for National Public Radio's Morning Edition, is author of A Man on the Moon: The Voyages of the Apollo Astronauts (the main basis the HBO miniseries, From the Earth to the Moon), A Passion for Mars, Air and Space: The National Air and Space Museum Story of Flight, and Mission Control, This is Apollo
David Bjerklie, former senior science reporter at TIME magazine and senior editor at TIME For Kids, is a science writer/editor at TheVisualMD.com and author of children's books on butterflies, agriculture, and environmental justice.