“You can just engineer a crime scene.” Scientists can fabricate blood and saliva samples containing DNA from a person other than the donor of the blood and saliva. (Andrew Pollack, NYT)

New research suggests one reason women are underrepresented in science and math is they see such careers as impeding their desire to help others. (Tom Jacobs, Miller-McCune)

Eradicating any organism would have serious consequences for ecosystems — wouldn’t it? Not when it comes to mosquitoes. (Janet Fang, Nature)

Mark Henderson has had his genes tested three times by three different companies. Read about his surprising and sometimes alarming comparison. (Times; paywall (but it’s worth it))

More after the jump…

Fossil hunters in Australia have discovered a cave filled with the