Yuri Gagarin’s historic flight aboard Vostok 1 was far more dangerous than the world was told. Hidden failures during reentry nearly turned humanity’s first step into space into a fatal disaster, ...

With summer a time for showing off skin, you may be considering a new tattoo or two. If so, you'd be part of a long-running tradition — we've been inking ourselves for thousands of years. Ötzi the ...

From minimalist wrist designs to full sleeves, body art has become so common that it barely raises an eyebrow. But while the personal meaning of a tattoo may be obvious, the biological consequences ...

Yuri Gagarin became the first human in space, but Vostok 1’s return nearly spiraled into catastrophe, with a malfunction, a delayed separation, and a last second ejection. Then came the paperwork, the ...