Science Biology Evolution'Squid butt' fossil belongs to one of the'chunkiest' cephalopods ever discovered The newly described Jurassic cephalopod likely dined on its fellow invertebrates. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The first W. linsterorum fossil was discovered over 30 years ago, but remained in storage until recently. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

Betel nut use among hunter-gatherers may turn back the clock. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. An estimated 1-in-10 people around the world use betel nut today. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

Follow this section to personalize your feed and get instant alerts. Follow Go to your personalized feed WHY FOLLOW? Smart Alerts: Get notified about major news as it happens. Follow this tag to personalize your feed and get instant alerts. Follow Go to your personalized feed WHY FOLLOW? Smart Alerts: Get notified about major news as it happens.

More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Living building material can be 3D printed under simulated Martian conditions at -30 C and 0.01 atm (left). A microscopic view reveals the material's porous structure with polymers and engineered yeast highlighted in yellow (right). Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy .

Your friend with'nothing to hide' is more likely to spy on you, study shows New research explores behavioral trends behind that'nothing to hide' phrase. Plus: 6 ways to improve your phone privacy. Charlie Osborne is a cybersecurity journalist and photographer who writes for ZDNET and CNET from London. If you've said you have'nothing to hide,' do you still want device privacy? New research finds those who say it are actually more likely to spy on others.

The scientists examining the spider-tailed horned viper's bones were in for a surprise. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . In the wild, mimicry is an important tool for survival.

Max Brooks reflects on 20 years of'World War Z' More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Max Brooks released'World War Z' on September 12, 2006. Breakthroughs, discoveries, and DIY tips sent six days a week. By signing up, you confirm you are 16+, will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy . A new virus emerges in rural China. Although those who contract it initially display moderate, flu-like symptoms, their health quickly declines. The mortality rate is unclear, but one aspect is immediately obvious--it's very contagious.

Proteinmaxxing isn't always healthier, especially as we age. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Mark Dones (right) won a rib eating contest after eating seven ribs in two minutes at Toronto's RibFest in Centennial Park. But is all that protein actually good for him? Breakthroughs, discoveries, and DIY tips sent six days a week.

TIME convenes the third annual TIME100 Health Leadership Forum in New York City, featuring conversations on equity, longevity, and solution-driven care with leaders taking action toward a world with more reliable healthcare solutions.

In their paper Credit-assigned Policy Gradient for Early Stage Retrieval in Two-stage Ranking, and study how to improve early-stage retrieval in two-stage decision processes. We caught up with first author Haruka to find out more. This is a project that she worked on during an internship with the Central Applied Science (CAS) team at Meta. What is the topic of the research in your paper and why is it an interesting area for study? This paper studies how to improve early-stage retrieval in two-stage decision processes.