Scuba diver on shipwreck

Do Artificial Reefs Work?

Some authorities are trying to create fish habitats by cleaning old structures and dumping them at sea. But do these artificial reefs really work?
Microwaves

How a Microwave Weapon Might Work

Personnel at the US embassy in Havana have reported mysterious sounds and physical symptoms consistent with brain injury. Could it be microwaves?
Sweeper machine in a greenhouse of fruit trees

Do We Really Need Robot Farmers?

As weather heats up and climate change progresses, fieldwork will grow more hazardous.
Man Using Phone In Darkroom

Is Media Piracy a Form of White Privilege?

How users feel about illegal downloading may have a lot to do with privilege.
obstetric forceps

Why Male Midwives Concealed the Obstetric Forceps

The history of obstetric forceps shows the dangers of privatizing important medical know-how.
Detroit alley with bee balm

To Battle Floods, Cities Revive Their Long-Forgotten Alleyways

Once polluted and abandoned, back alleys have sprouted into flourishing rain gardens.
North Korean healthcare poster

North Korea’s Anti-American Propaganda Improved Public Health

During the Korean War, North Korea suffered widespread epidemics of typhus and smallpox. The Communist party blamed U.S. germ warfare.
megalodon shark

The Real-Life Meg

One of the many misconceptions about the ancient megalodon is that it was an extinct, larger ancestor of the great white shark.
What is health

What’s the Definition of Health?

The WHO’s definition has been the target of criticism in the medical literature since its first appearance in 1948.
Geranium

Why Victorian Gardeners Loathed Magenta

For decades, British and American gardeners avoided magenta flowers. The color had associations with the unnatural and the poisonous.