After working with thousands of donor-conceived families, I have found concerns about donor siblings to be very common and manageable.

Hoarding disorder is often described as if it might be “caused” by a single errant chromosome, but the trajectory of genetic research, from early linkage ...

Lung cancer remains the leading cause of cancer-related deaths worldwide and is generally thought to arise from mutations acquired over a lifetime through environmental exposures.

Why does multiple sclerosis progress quickly in some people, while others remain stable for years? Researchers from the ...

The ordinary graphite in pencil lead is proving to be surprisingly multifaceted at the microscale. In a study published in ...

I am reaching out because my grandmother recently passed away at the age of 97. She remained completely independent until about three years ago. She traveled often, moving between her homes in Florida ...

Many younger (non-senior) Americans expect a future inheritance to help stabilize their finances, pursue home ownership, or fund their own retirement plans. But many baby boomers have a different end ...

Twenty-three years ago, in his Design Principles and Design Patterns article, Robert "Uncle Bob" Martin boiled down the Liskov substitution principle to the idea that "derived classes should be ...

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In Focus delivers deeper coverage of the political, cultural, and ideological issues shaping America. Published daily by senior writers and experts, these in-depth pieces go beyond the headlines to ...

There are around 30 trillion cells in your body and about 1 per cent of them get replaced every day. But this process is far from perfect. The DNA in new cells contains many mistakes, or mutations: ...