Top stories Homebrewed heroin jumping spiders and fusion energy

first_img Sign up for our daily newsletter Get more great content like this delivered right to you! Country Click to view the privacy policy. Required fields are indicated by an asterisk (*) Country * Afghanistan Aland Islands Albania Algeria Andorra Angola Anguilla Antarctica Antigua and Barbuda Argentina Armenia Aruba Australia Austria Azerbaijan Bahamas Bahrain Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia, Plurinational State of Bonaire, Sint Eustatius and Saba Bosnia and Herzegovina Botswana Bouvet Island Brazil British Indian Ocean Territory Brunei Darussalam Bulgaria Burkina Faso Burundi Cambodia Cameroon Canada Cape Verde Cayman Islands Central African Republic Chad Chile China Christmas Island Cocos (Keeling) Islands Colombia Comoros Congo Congo, the Democratic Republic of the Cook Islands Costa Rica Cote d’Ivoire Croatia Cuba Curaçao Cyprus Czech Republic Denmark Djibouti Dominica Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Eritrea Estonia Ethiopia Falkland Islands (Malvinas) Faroe Islands Fiji Finland France French Guiana French Polynesia French Southern Territories Gabon Gambia Georgia Germany Ghana Gibraltar Greece Greenland Grenada Guadeloupe Guatemala Guernsey Guinea Guinea-Bissau Guyana Haiti Heard Island and McDonald Islands Holy See (Vatican City State) Honduras Hungary Iceland India Indonesia Iran, Islamic Republic of Iraq Ireland Isle of Man Israel Italy Jamaica Japan Jersey Jordan Kazakhstan Kenya Kiribati Korea, Democratic People’s Republic of Korea, Republic of Kuwait Kyrgyzstan Lao People’s Democratic Republic Latvia Lebanon Lesotho Liberia Libyan Arab Jamahiriya Liechtenstein Lithuania Luxembourg Macao Macedonia, the former Yugoslav Republic of Madagascar Malawi Malaysia Maldives Mali Malta Martinique Mauritania Mauritius Mayotte Mexico Moldova, Republic of Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands New Caledonia New Zealand Nicaragua Niger Nigeria Niue Norfolk Island Norway Oman Pakistan Palestine Panama Papua New Guinea Paraguay Peru Philippines Pitcairn Poland Portugal Qatar Reunion Romania Russian Federation Rwanda Saint Barthélemy Saint Helena, Ascension and Tristan da Cunha Saint Kitts and Nevis Saint Lucia Saint Martin (French part) Saint Pierre and Miquelon Saint Vincent and the Grenadines Samoa San Marino Sao Tome and Principe Saudi Arabia Senegal Serbia Seychelles Sierra Leone Singapore Sint Maarten (Dutch part) Slovakia Slovenia Solomon Islands Somalia South Africa South Georgia and the South Sandwich Islands South Sudan Spain Sri Lanka Sudan Suriname Svalbard and Jan Mayen Swaziland Sweden Switzerland Syrian Arab Republic Taiwan Tajikistan Tanzania, United Republic of Thailand Timor-Leste Togo Tokelau Tonga Trinidad and Tobago Tunisia Turkey Turkmenistan Turks and Caicos Islands Tuvalu Uganda Ukraine United Arab Emirates United Kingdom United States Uruguay Uzbekistan Vanuatu Venezuela, Bolivarian Republic of Vietnam Virgin Islands, British Wallis and Futuna Western Sahara Yemen Zambia Zimbabwe Study may explain mysterious cancer–day care connectionChildren who go to day care when they’re young are less likely to develop acute lymphoblastic leukemia, the most common childhood cancer. Now, a new study may explain why early exposure to infections in places like day cares seems to protect against the disease.The new shape of fusioncenter_img Email Fusion has the potential to be the perfect energy source—safe, clean, and limitless—but scientists are struggling to make it work. Now, a change of shape may turn the mainstream reactor design, known as a tokamak, into something simpler, faster, and cheaper—and bring us closer to achieving fusion energy.Researchers closer to engineering yeast that make morphineScientists are getting close to engineering yeast that makes morphine, codeine, and other opiates. If they succeed, we’ll be able to cheaply produce better versions of these medicines. But it’s not all good news: The new yeast strains could allow drug dealers to convert sugar to heroin as easily as homebrewers make beer.Arctic find confirms ancient origin of dogsThe discovery of a wolf bone in Siberia confirms that dogs do in fact have ancient origins. Analysis of the bone suggests that our canine pals originated more than 30,000 years ago.Yeast can live with human genesYeast and humans have been evolving along separate paths for 1 billion years, but there’s still a strong family resemblance. After inserting more than 400 human genes into yeast cells, researchers found that almost half of the human genes actually worked and kept the yeast alive!Are Mars’s moons homegrown—or snatched from the asteroid belt?Mars has two tiny moons: Phobos and Deimos. But where did they come from? Although they look just like asteroids, scientists now say they formed like our own moon did, after a big object smashed into the planet and kicked up debris.last_img

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