Daylight Saving Time: What the Evidence Shows
What studies show about sleep loss, heart attacks, road crashes and errors after the clocks change, why countries disagree, and the fight over permanent time.
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Cookie Consent Banners: What the Evidence Shows
Only 11.8% of banners on top UK sites met minimal legal requirements in one study. How banner design steers choices, what the law requires and how to protect your privacy.
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Do Protests Work? What the Evidence Shows
Nonviolent campaigns succeeded about twice as often as violent ones in the 20th century, but success rates have fallen. What the research shows about protest, violence and personal risk.
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Do Economic Sanctions Work? What the Evidence Shows
The famous 34% sanctions success rate fell to about 4% on re-examination. What research shows about whether sanctions work and who pays.
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Toxic Algae in Drinking Water: What the Evidence Shows
In 2014 about 400,000 people in Toledo were told not to drink their tap water. What research shows about toxic algae in drinking water and how to protect your household.
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Emergency Department Boarding: What the Evidence Shows
For every 82 admitted patients delayed 6 to 8 hours in the ED, one extra death follows. What research shows about emergency department boarding and what patients can do.
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Eyewitness Identification: What the Evidence Shows
Mistaken eyewitnesses played a role in 76% of the first 250 US DNA exonerations. What research shows about confidence, lineups and wrongful convictions.
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Cold Weather Deaths: What the Evidence Shows
Cold is linked to about 4.6 million deaths a year, far more than heat. What the evidence shows about cold-related deaths and where researchers disagree.
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The Widowhood Effect: What the Evidence Shows
Death rates rise about 41% in the six months after losing a spouse. What meta-analyses show about the widowhood effect, who is most at risk, and why.
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The Weekend Effect in Hospitals: What the Evidence Shows
Patients admitted to hospital at weekends die at slightly higher rates. Adjust for how ill they are on arrival and most of the gap disappears. What the evidence shows.
