When you’re warm and cozy inside, it can be natural to wonder if the animals you see outside your window this winter are doing OK. Don’t worry – they’re doing better out there than you would.
Bridget B. Baker, Wayne State University, The Conversation
10 hours ago
A rocket needs to overcome the force of gravity to leave Earth behind.
Benjamin L. Emerson, Georgia Institute of Technology, The Conversation
11 hours ago
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