50 Years Ago
- Health & Medicine
50 years ago, scientists were seeking the cause of psoriasis
In the 1970s, scientists found a link between a chemical messenger and psoriasis, a complex inflammatory skin disorder.
- Tech
50 years ago, the future of solar energy looked bright
In the 1970s, scientists and engineers were coming around to the idea of “farming” the sun’s energy on a large scale.
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50 years ago, scientists thought a desert shrub might help save endangered whales
Fifty years ago, scientists sought a sustainable alternative to prized oil from endangered sperm whales.
- Health & Medicine
50 years ago, oxygen was touted as a potential memory loss treatment
In 1972, researchers were studying whether hyperbaric chambers could help reverse senility. Today, science is still piecing together clues.
- Humans
50 years ago, freezing sperm faced scientific skepticism
In 1972, scientists debated the long-term viability of frozen sperm. Fifty years later, children have been conceived with sperm frozen for decades.
- Planetary Science
50 years ago, Arecibo got an unprecedented view of Venus’ surface
Over its 57-year lifetime, Arecibo’s radar system measured the mountains around Venus’ middle, studied the textures of many rocky bodies in outer space and more.
- Health & Medicine
50 years ago, researchers thought Americans outgrew marijuana
In the 1970s, it was thought that adults over age 25 may “outgrow” marijuana. Fifty years later, older adults are in on the action.
- Space
50 years ago, NASA’s space shuttle program got the green light
For over 30 years, space shuttles helped revolutionize science. Now, NASA is tackling new frontiers with help from commercial spaceflight companies.
- Animals
50 years ago, scientists were genetically modifying mosquitoes
In 1971, scientists turned to genetics to control disease-spreading mosquitoes without DDT. Today, there are a variety of pesticide-free methods.
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50 years ago, a 6-year-old boy became the first known rabies survivor
In 1971, a doctor thought he’d found a cure for rabies. Fifty years later, we still don’t have one.
- Neuroscience
50 years ago, scientists were on the trail of ‘memory molecules’
In the 1970s, scientists found the first “memory molecule.” Several other candidates have popped up in the decades since.
- Anthropology
50 years ago, X-rays revealed what ancient Egyptians kept under wraps
In the 1970s, scientists used X-rays to unravel mummy secrets. Now, advances in technology are providing unprecedented views of ancient Egyptians.
