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Articles on Apples

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You can plant a seed from a delicious Honeycrisp apple from the grocery store — but the fruit that comes from that tree will not be Honeycrisp. (Shutterstock)

How a few good apples spawned today’s top varieties — and why breeders must branch out

Apple breeders have created crisp, juicy and tasty fruits, but the limited varieties leave crops vulnerable to diseases, pests and climate change. Introducing new traits could improve crop resilience.
Gravity feels like it’s pulling everything toward Earth, but why? AdventurePhoto/E+ via WikimediaCommons

Why does gravity pull us down and not up?

Gravity is something every person on Earth intuitively understands: It is what keeps you on the ground. But how come gravity pulls down, rather than pushes up? Einstein came up with the answer.

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