Those teasing conversation hearts raining down my bare skin started as medicinal lozenges in 1847. Boston pharmacist Oliver Chase invented America's first candy-making machine to cut them efficiently, before his brother Daniel added messages in 1866, tu
The Earth has been naturally radioactive since its formation. This natural radioactivity is found in the soil, rocks, air, and food, generating internal heat and contributing to environmental radioactivity.
Curly hair may have offered evolutionary advantages
Studies suggest curly hair could have aided heat regulation and brain protection in early humans by trapping air and shielding the scalp from UV radiation more effectively than straight hair.
The “doggy style” position — where one partner bends over, gets on all fours, or leans forward for penetration — is classified as a rear‑entry sex position in human sexuality research
