Health

What did Italians eat 2,000 years ago? New discoveries reveal a diverse menu

Covid-19 vaccine: Why this one question is so controversial

SpaceX Inspiration4 and more: Understand the world through 10 images

Who were the Denisovans? The ancient human is still an enigma

Two demographics may have increased risk for Alzheimer's, study finds

The terrible science behind popular weight loss products

See if bigger is always better

Molecular changes similar to Alzheimer’s disease seen in brains with Covid-19

Is bigger always better? Scientists explain the evolution of sperm size

Here’s how much coffee it takes to get the biggest health benefits

Brain study reveals one easy action critical to learning something new

Resist post-pandemic body shaming with 8 science-backed strategies

Are you supposed to brush your cat’s teeth? Pet experts explain

The 10 best long-sleeve shirts for hot weather

'In the Heights' has a surprising message about Covid-19

Particles from deep space could be used to fight Covid-19

The scary real science behind Snow White’s poison apple

A snail carrying the world's smallest computer: look

8 questions to ask yourself if you're thinking of becoming a dad

Zhurong Mars selfie and more: Understand the world through 10 images

Intermittent fasting may not offer dramatic benefits — here’s why

Teen cannabis use reveals how marijuana can alter brain shape

Why 4:30 in June is 6:30 in January

Five dangerous fentanyl myths debunked by science

How the common cold can prevent Covid-19 infection

Second Covid-19 vaccine timing and 3 other critical questions, answered

Brain health: 4 foods and drinks that speed up cognitive decline

To prevent heart disease, Americans should embrace this underrated carb

Covid-19 long-haulers: despite vaccinations, long Covid still lingers

Going back to the office could be bad for your mental health — here's why

Why it matters what time of day you get the Covid-19 vaccine

Hot vax summer: The sexiest summer of your life has one burning problem

Do antidepressants hurt sex drive? Scientists split fact from fiction

Cooling blankets and 4 other science-backed secrets for better sleep

How to make your dog live longer: The science of canine longevity

Nighthawks have it tough in a 9-to-5 world: study

Treatment-resistant depression: New study proposes ketamine-like solution

Scientists discover one sleep habit is most likely to result in happiness

6 natural allergy remedies, supported by science

Can you inherit stress? Sperm study reveals link to mood

13 questions to get through the horny weirdness of Summer 2021

Covid-19 "lab leak": Why it's worth looking into

Your mom's most annoying advice is actually the mental health hack you need

A new coronavirus is spreading through dogs and humans

Weed legalization could fix a big edibles problem

These 4 habits are the key to a better post-pandemic life

A curious comparison: Why the brain and the testicles are so uniquely similar

The military-grade implant that can cure your jet lag and diarrhea

How many steps does it take to live longer? It’s quantity over quality

The brain and balls overlap in over 13,000 ways