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  1. 19399

    Again, humans are implicated in the promotion and distribution of our own misery. However, if bitumen was wrongly credited with darkening the skin of mummified remains, what caused it? Robert FizekNewton, Mass. The coating on the mummies was actually a rub made up of oils, spices, salts, and tree resins. These substances, particularly the resins, […]

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  2. Humans

    Medieval cure-all may actually have spread disease

    Powdered mummies, one of medieval Europe's most popular concoctions for treating disease, might instead have been an agent of widespread germ transmission, new research suggests.

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  3. Suppressed thoughts rebound in dreams

    Thoughts that are consciously suppressed during the day often pop up in dreams, regardless of whether they involve emotionally charged desires, a new study suggests.